Home / 27,129,856.80-40,742,024.40-14,375,272.80

Finding the Fourth Proportional to 27,129,856.80, 40,742,024.40 and 14,375,272.80

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Solution

The fourth proportional to 27,129,856.80, 40,742,024.40 and 14,375,272.80 is: 21,587,939.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,129,856.80 : 40,742,024.40 = 14,375,272.80 : x
  2. Step 2: Convert to fraction form
    27,129,856.80/40,742,024.40 = 14,375,272.80/x
  3. Step 3: Cross multiply
    27,129,856.80x = 40,742,024.40 × 14,375,272.80
  4. Step 4: Simplify right side
    27,129,856.80x = 585,677,715,174,256.38
  5. Step 5: Solve for x
    x = 585,677,715,174,256.38/27,129,856.80
  6. Step 6: Final answer
    x = 21,587,939.79

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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.