Home / 20,736,027.70-31,104,041.55-16,453,006.90

Finding the Fourth Proportional to 20,736,027.70, 31,104,041.55 and 16,453,006.90

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Solution

The fourth proportional to 20,736,027.70, 31,104,041.55 and 16,453,006.90 is: 24,679,510.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,736,027.70 : 31,104,041.55 = 16,453,006.90 : x
  2. Step 2: Convert to fraction form
    20,736,027.70/31,104,041.55 = 16,453,006.90/x
  3. Step 3: Cross multiply
    20,736,027.70x = 31,104,041.55 × 16,453,006.90
  4. Step 4: Simplify right side
    20,736,027.70x = 511,755,010,240,036.75
  5. Step 5: Solve for x
    x = 511,755,010,240,036.75/20,736,027.70
  6. Step 6: Final answer
    x = 24,679,510.35

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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.