Home / 32,238,082.70-48,357,124.05-21,420,305.90

Finding the Fourth Proportional to 32,238,082.70, 48,357,124.05 and 21,420,305.90

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Solution

The fourth proportional to 32,238,082.70, 48,357,124.05 and 21,420,305.90 is: 32,130,458.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,238,082.70 : 48,357,124.05 = 21,420,305.90 : x
  2. Step 2: Convert to fraction form
    32,238,082.70/48,357,124.05 = 21,420,305.90/x
  3. Step 3: Cross multiply
    32,238,082.70x = 48,357,124.05 × 21,420,305.90
  4. Step 4: Simplify right side
    32,238,082.70x = 1,035,824,389,595,246.75
  5. Step 5: Solve for x
    x = 1,035,824,389,595,246.75/32,238,082.70
  6. Step 6: Final answer
    x = 32,130,458.85

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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.