Home / 39,398,849.60-59,098,274.40-18,123,713.60

Finding the Fourth Proportional to 39,398,849.60, 59,098,274.40 and 18,123,713.60

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Solution

The fourth proportional to 39,398,849.60, 59,098,274.40 and 18,123,713.60 is: 27,185,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,398,849.60 : 59,098,274.40 = 18,123,713.60 : x
  2. Step 2: Convert to fraction form
    39,398,849.60/59,098,274.40 = 18,123,713.60/x
  3. Step 3: Cross multiply
    39,398,849.60x = 59,098,274.40 × 18,123,713.60
  4. Step 4: Simplify right side
    39,398,849.60x = 1,071,080,199,479,811.88
  5. Step 5: Solve for x
    x = 1,071,080,199,479,811.88/39,398,849.60
  6. Step 6: Final answer
    x = 27,185,570.40

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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.