Home / 22,931,284.80-31,644,224.28-12,477,344.88

Finding the Fourth Proportional to 22,931,284.80, 31,644,224.28 and 12,477,344.88

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Solution

The fourth proportional to 22,931,284.80, 31,644,224.28 and 12,477,344.88 is: 17,218,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,931,284.80 : 31,644,224.28 = 12,477,344.88 : x
  2. Step 2: Convert to fraction form
    22,931,284.80/31,644,224.28 = 12,477,344.88/x
  3. Step 3: Cross multiply
    22,931,284.80x = 31,644,224.28 × 12,477,344.88
  4. Step 4: Simplify right side
    22,931,284.80x = 394,835,899,801,629.75
  5. Step 5: Solve for x
    x = 394,835,899,801,629.75/22,931,284.80
  6. Step 6: Final answer
    x = 17,218,219.70

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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.