Home / 12,715,715.13-17,547,486.77-6,914,446.13

Finding the Fourth Proportional to 12,715,715.13, 17,547,486.77 and 6,914,446.13

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Solution

The fourth proportional to 12,715,715.13, 17,547,486.77 and 6,914,446.13 is: 9,541,826.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,715,715.13 : 17,547,486.77 = 6,914,446.13 : x
  2. Step 2: Convert to fraction form
    12,715,715.13/17,547,486.77 = 6,914,446.13/x
  3. Step 3: Cross multiply
    12,715,715.13x = 17,547,486.77 × 6,914,446.13
  4. Step 4: Simplify right side
    12,715,715.13x = 121,331,151,900,315.27
  5. Step 5: Solve for x
    x = 121,331,151,900,315.27/12,715,715.13
  6. Step 6: Final answer
    x = 9,541,826.84

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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.