Home / 31,971,473.20-47,963,430.60-9,253,111.60

Finding the Fourth Proportional to 31,971,473.20, 47,963,430.60 and 9,253,111.60

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Solution

The fourth proportional to 31,971,473.20, 47,963,430.60 and 9,253,111.60 is: 13,881,467.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,971,473.20 : 47,963,430.60 = 9,253,111.60 : x
  2. Step 2: Convert to fraction form
    31,971,473.20/47,963,430.60 = 9,253,111.60/x
  3. Step 3: Cross multiply
    31,971,473.20x = 47,963,430.60 × 9,253,111.60
  4. Step 4: Simplify right side
    31,971,473.20x = 443,810,976,060,654.94
  5. Step 5: Solve for x
    x = 443,810,976,060,654.94/31,971,473.20
  6. Step 6: Final answer
    x = 13,881,467.81

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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.