Home / 32,866,679.40-45,347,868.78-21,250,264.86

Finding the Fourth Proportional to 32,866,679.40, 45,347,868.78 and 21,250,264.86

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Solution

The fourth proportional to 32,866,679.40, 45,347,868.78 and 21,250,264.86 is: 29,320,096.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,866,679.40 : 45,347,868.78 = 21,250,264.86 : x
  2. Step 2: Convert to fraction form
    32,866,679.40/45,347,868.78 = 21,250,264.86/x
  3. Step 3: Cross multiply
    32,866,679.40x = 45,347,868.78 × 21,250,264.86
  4. Step 4: Simplify right side
    32,866,679.40x = 963,654,222,411,525.12
  5. Step 5: Solve for x
    x = 963,654,222,411,525.12/32,866,679.40
  6. Step 6: Final answer
    x = 29,320,096.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.