Home / 31,558,181.80-47,337,272.70-25,884,812.20

Finding the Fourth Proportional to 31,558,181.80, 47,337,272.70 and 25,884,812.20

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Solution

The fourth proportional to 31,558,181.80, 47,337,272.70 and 25,884,812.20 is: 38,827,218.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,558,181.80 : 47,337,272.70 = 25,884,812.20 : x
  2. Step 2: Convert to fraction form
    31,558,181.80/47,337,272.70 = 25,884,812.20/x
  3. Step 3: Cross multiply
    31,558,181.80x = 47,337,272.70 × 25,884,812.20
  4. Step 4: Simplify right side
    31,558,181.80x = 1,225,316,413,899,687
  5. Step 5: Solve for x
    x = 1,225,316,413,899,687/31,558,181.80
  6. Step 6: Final answer
    x = 38,827,218.30

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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.