Home / 20,736,010.90-31,104,016.36-14,689,393.30

Finding the Fourth Proportional to 20,736,010.90, 31,104,016.36 and 14,689,393.30

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Solution

The fourth proportional to 20,736,010.90, 31,104,016.36 and 14,689,393.30 is: 22,034,089.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,736,010.90 : 31,104,016.36 = 14,689,393.30 : x
  2. Step 2: Convert to fraction form
    20,736,010.90/31,104,016.36 = 14,689,393.30/x
  3. Step 3: Cross multiply
    20,736,010.90x = 31,104,016.36 × 14,689,393.30
  4. Step 4: Simplify right side
    20,736,010.90x = 456,899,129,521,674.38
  5. Step 5: Solve for x
    x = 456,899,129,521,674.38/20,736,010.90
  6. Step 6: Final answer
    x = 22,034,089.96

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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.