Home / 8,157,646.29-12,225,446.61-3,106,201.17

Finding the Fourth Proportional to 8,157,646.29, 12,225,446.61 and 3,106,201.17

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Solution

The fourth proportional to 8,157,646.29, 12,225,446.61 and 3,106,201.17 is: 4,655,104.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,157,646.29 : 12,225,446.61 = 3,106,201.17 : x
  2. Step 2: Convert to fraction form
    8,157,646.29/12,225,446.61 = 3,106,201.17/x
  3. Step 3: Cross multiply
    8,157,646.29x = 12,225,446.61 × 3,106,201.17
  4. Step 4: Simplify right side
    8,157,646.29x = 37,974,696,563,754.53
  5. Step 5: Solve for x
    x = 37,974,696,563,754.53/8,157,646.29
  6. Step 6: Final answer
    x = 4,655,104.57

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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.