Home / 39,717,086.20-59,575,629.30-12,790,742.20

Finding the Fourth Proportional to 39,717,086.20, 59,575,629.30 and 12,790,742.20

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Solution

The fourth proportional to 39,717,086.20, 59,575,629.30 and 12,790,742.20 is: 19,186,113.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,717,086.20 : 59,575,629.30 = 12,790,742.20 : x
  2. Step 2: Convert to fraction form
    39,717,086.20/59,575,629.30 = 12,790,742.20/x
  3. Step 3: Cross multiply
    39,717,086.20x = 59,575,629.30 × 12,790,742.20
  4. Step 4: Simplify right side
    39,717,086.20x = 762,016,515,779,066.38
  5. Step 5: Solve for x
    x = 762,016,515,779,066.38/39,717,086.20
  6. Step 6: Final answer
    x = 19,186,113.30

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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.