Home / 34,746,056.38-47,929,636.29-21,670,614.78

Finding the Fourth Proportional to 34,746,056.38, 47,929,636.29 and 21,670,614.78

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Solution

The fourth proportional to 34,746,056.38, 47,929,636.29 and 21,670,614.78 is: 29,893,023.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,746,056.38 : 47,929,636.29 = 21,670,614.78 : x
  2. Step 2: Convert to fraction form
    34,746,056.38/47,929,636.29 = 21,670,614.78/x
  3. Step 3: Cross multiply
    34,746,056.38x = 47,929,636.29 × 21,670,614.78
  4. Step 4: Simplify right side
    34,746,056.38x = 1,038,664,684,586,098.38
  5. Step 5: Solve for x
    x = 1,038,664,684,586,098.38/34,746,056.38
  6. Step 6: Final answer
    x = 29,893,023.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.