Home / 39,960,818.40-59,904,486-14,395,575.72

Finding the Fourth Proportional to 39,960,818.40, 59,904,486 and 14,395,575.72

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Solution

The fourth proportional to 39,960,818.40, 59,904,486 and 14,395,575.72 is: 21,580,127.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,960,818.40 : 59,904,486 = 14,395,575.72 : x
  2. Step 2: Convert to fraction form
    39,960,818.40/59,904,486 = 14,395,575.72/x
  3. Step 3: Cross multiply
    39,960,818.40x = 59,904,486 × 14,395,575.72
  4. Step 4: Simplify right side
    39,960,818.40x = 862,359,564,180,680
  5. Step 5: Solve for x
    x = 862,359,564,180,680/39,960,818.40
  6. Step 6: Final answer
    x = 21,580,127.70

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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.