Home / 26,129,898.47-39,192,315.04-7,934,253.58

Finding the Fourth Proportional to 26,129,898.47, 39,192,315.04 and 7,934,253.58

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Solution

The fourth proportional to 26,129,898.47, 39,192,315.04 and 7,934,253.58 is: 11,900,611.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,129,898.47 : 39,192,315.04 = 7,934,253.58 : x
  2. Step 2: Convert to fraction form
    26,129,898.47/39,192,315.04 = 7,934,253.58/x
  3. Step 3: Cross multiply
    26,129,898.47x = 39,192,315.04 × 7,934,253.58
  4. Step 4: Simplify right side
    26,129,898.47x = 310,961,765,914,607.81
  5. Step 5: Solve for x
    x = 310,961,765,914,607.81/26,129,898.47
  6. Step 6: Final answer
    x = 11,900,611.34

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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.