Home / 21,930,068.85-32,913,998.96-15,203,206.77

Finding the Fourth Proportional to 21,930,068.85, 32,913,998.96 and 15,203,206.77

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Solution

The fourth proportional to 21,930,068.85, 32,913,998.96 and 15,203,206.77 is: 22,817,909.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,930,068.85 : 32,913,998.96 = 15,203,206.77 : x
  2. Step 2: Convert to fraction form
    21,930,068.85/32,913,998.96 = 15,203,206.77/x
  3. Step 3: Cross multiply
    21,930,068.85x = 32,913,998.96 × 15,203,206.77
  4. Step 4: Simplify right side
    21,930,068.85x = 500,398,331,816,444.94
  5. Step 5: Solve for x
    x = 500,398,331,816,444.94/21,930,068.85
  6. Step 6: Final answer
    x = 22,817,909.75

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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.