Home / 47,488,411-71,244,897.72-27,809,157.43

Finding the Fourth Proportional to 47,488,411, 71,244,897.72 and 27,809,157.43

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Solution

The fourth proportional to 47,488,411, 71,244,897.72 and 27,809,157.43 is: 41,720,928.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,488,411 : 71,244,897.72 = 27,809,157.43 : x
  2. Step 2: Convert to fraction form
    47,488,411/71,244,897.72 = 27,809,157.43/x
  3. Step 3: Cross multiply
    47,488,411x = 71,244,897.72 × 27,809,157.43
  4. Step 4: Simplify right side
    47,488,411x = 1,981,260,576,779,728
  5. Step 5: Solve for x
    x = 1,981,260,576,779,728/47,488,411
  6. Step 6: Final answer
    x = 41,720,928.01

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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.