Home / 71,897,730.90-107,835,965.79-26,448,896.58

Finding the Fourth Proportional to 71,897,730.90, 107,835,965.79 and 26,448,896.58

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Solution

The fourth proportional to 71,897,730.90, 107,835,965.79 and 26,448,896.58 is: 39,669,434.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,897,730.90 : 107,835,965.79 = 26,448,896.58 : x
  2. Step 2: Convert to fraction form
    71,897,730.90/107,835,965.79 = 26,448,896.58/x
  3. Step 3: Cross multiply
    71,897,730.90x = 107,835,965.79 × 26,448,896.58
  4. Step 4: Simplify right side
    71,897,730.90x = 2,852,142,306,784,128
  5. Step 5: Solve for x
    x = 2,852,142,306,784,128/71,897,730.90
  6. Step 6: Final answer
    x = 39,669,434.22

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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.