Home / 10,518,306.35-15,777,459.53-10,093,153.55

Finding the Fourth Proportional to 10,518,306.35, 15,777,459.53 and 10,093,153.55

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Solution

The fourth proportional to 10,518,306.35, 15,777,459.53 and 10,093,153.55 is: 15,139,730.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,518,306.35 : 15,777,459.53 = 10,093,153.55 : x
  2. Step 2: Convert to fraction form
    10,518,306.35/15,777,459.53 = 10,093,153.55/x
  3. Step 3: Cross multiply
    10,518,306.35x = 15,777,459.53 × 10,093,153.55
  4. Step 4: Simplify right side
    10,518,306.35x = 159,244,321,614,735.09
  5. Step 5: Solve for x
    x = 159,244,321,614,735.09/10,518,306.35
  6. Step 6: Final answer
    x = 15,139,730.33

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.