Home / 30,817,149.20-42,526,851.96-17,586,088.98

Finding the Fourth Proportional to 30,817,149.20, 42,526,851.96 and 17,586,088.98

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Solution

The fourth proportional to 30,817,149.20, 42,526,851.96 and 17,586,088.98 is: 24,268,338.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,817,149.20 : 42,526,851.96 = 17,586,088.98 : x
  2. Step 2: Convert to fraction form
    30,817,149.20/42,526,851.96 = 17,586,088.98/x
  3. Step 3: Cross multiply
    30,817,149.20x = 42,526,851.96 × 17,586,088.98
  4. Step 4: Simplify right side
    30,817,149.20x = 747,881,002,514,319.50
  5. Step 5: Solve for x
    x = 747,881,002,514,319.50/30,817,149.20
  6. Step 6: Final answer
    x = 24,268,338.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.