Home / 36,123,328.32-54,190,444.32-10,561,128

Finding the Fourth Proportional to 36,123,328.32, 54,190,444.32 and 10,561,128

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Solution

The fourth proportional to 36,123,328.32, 54,190,444.32 and 10,561,128 is: 15,843,285.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,123,328.32 : 54,190,444.32 = 10,561,128 : x
  2. Step 2: Convert to fraction form
    36,123,328.32/54,190,444.32 = 10,561,128/x
  3. Step 3: Cross multiply
    36,123,328.32x = 54,190,444.32 × 10,561,128
  4. Step 4: Simplify right side
    36,123,328.32x = 572,312,218,840,393
  5. Step 5: Solve for x
    x = 572,312,218,840,393/36,123,328.32
  6. Step 6: Final answer
    x = 15,843,285.92

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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.