Home / 42,708,028.32-64,062,026.40-17,149,030.08

Finding the Fourth Proportional to 42,708,028.32, 64,062,026.40 and 17,149,030.08

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Solution

The fourth proportional to 42,708,028.32, 64,062,026.40 and 17,149,030.08 is: 25,723,538.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,708,028.32 : 64,062,026.40 = 17,149,030.08 : x
  2. Step 2: Convert to fraction form
    42,708,028.32/64,062,026.40 = 17,149,030.08/x
  3. Step 3: Cross multiply
    42,708,028.32x = 64,062,026.40 × 17,149,030.08
  4. Step 4: Simplify right side
    42,708,028.32x = 1,098,601,617,719,354
  5. Step 5: Solve for x
    x = 1,098,601,617,719,354/42,708,028.32
  6. Step 6: Final answer
    x = 25,723,538.66

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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.