Home / 6,658,800.30-9,988,200.45-3,071,573.55

Finding the Fourth Proportional to 6,658,800.30, 9,988,200.45 and 3,071,573.55

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Solution

The fourth proportional to 6,658,800.30, 9,988,200.45 and 3,071,573.55 is: 4,607,360.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,658,800.30 : 9,988,200.45 = 3,071,573.55 : x
  2. Step 2: Convert to fraction form
    6,658,800.30/9,988,200.45 = 3,071,573.55/x
  3. Step 3: Cross multiply
    6,658,800.30x = 9,988,200.45 × 3,071,573.55
  4. Step 4: Simplify right side
    6,658,800.30x = 30,679,492,314,318.09
  5. Step 5: Solve for x
    x = 30,679,492,314,318.09/6,658,800.30
  6. Step 6: Final answer
    x = 4,607,360.33

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Double scale
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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.