Home / 22,765,742.88-31,416,972.24-12,452,239.20

Finding the Fourth Proportional to 22,765,742.88, 31,416,972.24 and 12,452,239.20

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Solution

The fourth proportional to 22,765,742.88, 31,416,972.24 and 12,452,239.20 is: 17,184,225.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,765,742.88 : 31,416,972.24 = 12,452,239.20 : x
  2. Step 2: Convert to fraction form
    22,765,742.88/31,416,972.24 = 12,452,239.20/x
  3. Step 3: Cross multiply
    22,765,742.88x = 31,416,972.24 × 12,452,239.20
  4. Step 4: Simplify right side
    22,765,742.88x = 391,211,653,272,239.75
  5. Step 5: Solve for x
    x = 391,211,653,272,239.75/22,765,742.88
  6. Step 6: Final answer
    x = 17,184,225.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.