Home / 8,732,888.40-13,099,332.60-3,942,872.40

Finding the Fourth Proportional to 8,732,888.40, 13,099,332.60 and 3,942,872.40

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Solution

The fourth proportional to 8,732,888.40, 13,099,332.60 and 3,942,872.40 is: 5,914,308.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,732,888.40 : 13,099,332.60 = 3,942,872.40 : x
  2. Step 2: Convert to fraction form
    8,732,888.40/13,099,332.60 = 3,942,872.40/x
  3. Step 3: Cross multiply
    8,732,888.40x = 13,099,332.60 × 3,942,872.40
  4. Step 4: Simplify right side
    8,732,888.40x = 51,648,996,966,960.23
  5. Step 5: Solve for x
    x = 51,648,996,966,960.23/8,732,888.40
  6. Step 6: Final answer
    x = 5,914,308.60

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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.