Home / 58,771,291.20-88,156,936.80-42,521,006.40

Finding the Fourth Proportional to 58,771,291.20, 88,156,936.80 and 42,521,006.40

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Solution

The fourth proportional to 58,771,291.20, 88,156,936.80 and 42,521,006.40 is: 63,781,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,771,291.20 : 88,156,936.80 = 42,521,006.40 : x
  2. Step 2: Convert to fraction form
    58,771,291.20/88,156,936.80 = 42,521,006.40/x
  3. Step 3: Cross multiply
    58,771,291.20x = 88,156,936.80 × 42,521,006.40
  4. Step 4: Simplify right side
    58,771,291.20x = 3,748,521,673,877,195.50
  5. Step 5: Solve for x
    x = 3,748,521,673,877,195.50/58,771,291.20
  6. Step 6: Final answer
    x = 63,781,509.60

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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.