Home / 56,167,237.60-84,250,856.40-15,777,721.60

Finding the Fourth Proportional to 56,167,237.60, 84,250,856.40 and 15,777,721.60

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Solution

The fourth proportional to 56,167,237.60, 84,250,856.40 and 15,777,721.60 is: 23,666,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,167,237.60 : 84,250,856.40 = 15,777,721.60 : x
  2. Step 2: Convert to fraction form
    56,167,237.60/84,250,856.40 = 15,777,721.60/x
  3. Step 3: Cross multiply
    56,167,237.60x = 84,250,856.40 × 15,777,721.60
  4. Step 4: Simplify right side
    56,167,237.60x = 1,329,286,556,840,778.25
  5. Step 5: Solve for x
    x = 1,329,286,556,840,778.25/56,167,237.60
  6. Step 6: Final answer
    x = 23,666,582.40

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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.