Home / 25,812,110.39-38,717,903.14-6,642,792.95

Finding the Fourth Proportional to 25,812,110.39, 38,717,903.14 and 6,642,792.95

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Solution

The fourth proportional to 25,812,110.39, 38,717,903.14 and 6,642,792.95 is: 9,964,121.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,812,110.39 : 38,717,903.14 = 6,642,792.95 : x
  2. Step 2: Convert to fraction form
    25,812,110.39/38,717,903.14 = 6,642,792.95/x
  3. Step 3: Cross multiply
    25,812,110.39x = 38,717,903.14 × 6,642,792.95
  4. Step 4: Simplify right side
    25,812,110.39x = 257,195,013,806,978.41
  5. Step 5: Solve for x
    x = 257,195,013,806,978.41/25,812,110.39
  6. Step 6: Final answer
    x = 9,964,121.88

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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.