Home / 20,736,048.70-31,104,073.05-16,453,027.90

Finding the Fourth Proportional to 20,736,048.70, 31,104,073.05 and 16,453,027.90

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Solution

The fourth proportional to 20,736,048.70, 31,104,073.05 and 16,453,027.90 is: 24,679,541.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,736,048.70 : 31,104,073.05 = 16,453,027.90 : x
  2. Step 2: Convert to fraction form
    20,736,048.70/31,104,073.05 = 16,453,027.90/x
  3. Step 3: Cross multiply
    20,736,048.70x = 31,104,073.05 × 16,453,027.90
  4. Step 4: Simplify right side
    20,736,048.70x = 511,756,181,695,288.12
  5. Step 5: Solve for x
    x = 511,756,181,695,288.12/20,736,048.70
  6. Step 6: Final answer
    x = 24,679,541.85

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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.