Home / 20,710,744.11-31,066,115.19-19,675,126.11

Finding the Fourth Proportional to 20,710,744.11, 31,066,115.19 and 19,675,126.11

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Solution

The fourth proportional to 20,710,744.11, 31,066,115.19 and 19,675,126.11 is: 29,512,688.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,710,744.11 : 31,066,115.19 = 19,675,126.11 : x
  2. Step 2: Convert to fraction form
    20,710,744.11/31,066,115.19 = 19,675,126.11/x
  3. Step 3: Cross multiply
    20,710,744.11x = 31,066,115.19 × 19,675,126.11
  4. Step 4: Simplify right side
    20,710,744.11x = 611,229,734,111,036.62
  5. Step 5: Solve for x
    x = 611,229,734,111,036.62/20,710,744.11
  6. Step 6: Final answer
    x = 29,512,688.24

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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.