Home / 31,516,510.64-43,493,450.18-17,765,471.12

Finding the Fourth Proportional to 31,516,510.64, 43,493,450.18 and 17,765,471.12

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Solution

The fourth proportional to 31,516,510.64, 43,493,450.18 and 17,765,471.12 is: 24,516,725.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,516,510.64 : 43,493,450.18 = 17,765,471.12 : x
  2. Step 2: Convert to fraction form
    31,516,510.64/43,493,450.18 = 17,765,471.12/x
  3. Step 3: Cross multiply
    31,516,510.64x = 43,493,450.18 × 17,765,471.12
  4. Step 4: Simplify right side
    31,516,510.64x = 772,681,632,775,654.12
  5. Step 5: Solve for x
    x = 772,681,632,775,654.12/31,516,510.64
  6. Step 6: Final answer
    x = 24,516,725.27

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1.5x scale

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.