Home / 58,707,813.40-88,061,720.10-40,791,909.40

Finding the Fourth Proportional to 58,707,813.40, 88,061,720.10 and 40,791,909.40

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Solution

The fourth proportional to 58,707,813.40, 88,061,720.10 and 40,791,909.40 is: 61,187,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,707,813.40 : 88,061,720.10 = 40,791,909.40 : x
  2. Step 2: Convert to fraction form
    58,707,813.40/88,061,720.10 = 40,791,909.40/x
  3. Step 3: Cross multiply
    58,707,813.40x = 88,061,720.10 × 40,791,909.40
  4. Step 4: Simplify right side
    58,707,813.40x = 3,592,205,707,927,358.50
  5. Step 5: Solve for x
    x = 3,592,205,707,927,358.50/58,707,813.40
  6. Step 6: Final answer
    x = 61,187,864.10

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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.