Home / 27,129,856.30-40,742,023.65-14,375,272.30

Finding the Fourth Proportional to 27,129,856.30, 40,742,023.65 and 14,375,272.30

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Solution

The fourth proportional to 27,129,856.30, 40,742,023.65 and 14,375,272.30 is: 21,587,939.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,129,856.30 : 40,742,023.65 = 14,375,272.30 : x
  2. Step 2: Convert to fraction form
    27,129,856.30/40,742,023.65 = 14,375,272.30/x
  3. Step 3: Cross multiply
    27,129,856.30x = 40,742,023.65 × 14,375,272.30
  4. Step 4: Simplify right side
    27,129,856.30x = 585,677,684,021,789.88
  5. Step 5: Solve for x
    x = 585,677,684,021,789.88/27,129,856.30
  6. Step 6: Final answer
    x = 21,587,939.04

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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.