Home / 31,585,211.17-47,241,044.48-18,600,409.88

Finding the Fourth Proportional to 31,585,211.17, 47,241,044.48 and 18,600,409.88

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Solution

The fourth proportional to 31,585,211.17, 47,241,044.48 and 18,600,409.88 is: 27,820,070.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,585,211.17 : 47,241,044.48 = 18,600,409.88 : x
  2. Step 2: Convert to fraction form
    31,585,211.17/47,241,044.48 = 18,600,409.88/x
  3. Step 3: Cross multiply
    31,585,211.17x = 47,241,044.48 × 18,600,409.88
  4. Step 4: Simplify right side
    31,585,211.17x = 878,702,790,487,311.38
  5. Step 5: Solve for x
    x = 878,702,790,487,311.38/31,585,211.17
  6. Step 6: Final answer
    x = 27,820,070.15

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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.