Home / 31,516,492.68-43,493,425.29-17,765,453.16

Finding the Fourth Proportional to 31,516,492.68, 43,493,425.29 and 17,765,453.16

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Solution

The fourth proportional to 31,516,492.68, 43,493,425.29 and 17,765,453.16 is: 24,516,700.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,516,492.68 : 43,493,425.29 = 17,765,453.16 : x
  2. Step 2: Convert to fraction form
    31,516,492.68/43,493,425.29 = 17,765,453.16/x
  3. Step 3: Cross multiply
    31,516,492.68x = 43,493,425.29 × 17,765,453.16
  4. Step 4: Simplify right side
    31,516,492.68x = 772,680,409,757,454.38
  5. Step 5: Solve for x
    x = 772,680,409,757,454.38/31,516,492.68
  6. Step 6: Final answer
    x = 24,516,700.43

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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.