Home / 9,178,709.40-13,768,064.10-4,395,740.40

Finding the Fourth Proportional to 9,178,709.40, 13,768,064.10 and 4,395,740.40

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Solution

The fourth proportional to 9,178,709.40, 13,768,064.10 and 4,395,740.40 is: 6,593,610.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178,709.40 : 13,768,064.10 = 4,395,740.40 : x
  2. Step 2: Convert to fraction form
    9,178,709.40/13,768,064.10 = 4,395,740.40/x
  3. Step 3: Cross multiply
    9,178,709.40x = 13,768,064.10 × 4,395,740.40
  4. Step 4: Simplify right side
    9,178,709.40x = 60,520,835,594,159.64
  5. Step 5: Solve for x
    x = 60,520,835,594,159.64/9,178,709.40
  6. Step 6: Final answer
    x = 6,593,610.60

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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.