Home / 22,314,925.10-30,793,560.08-12,392,437.79

Finding the Fourth Proportional to 22,314,925.10, 30,793,560.08 and 12,392,437.79

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Solution

The fourth proportional to 22,314,925.10, 30,793,560.08 and 12,392,437.79 is: 17,100,988.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,314,925.10 : 30,793,560.08 = 12,392,437.79 : x
  2. Step 2: Convert to fraction form
    22,314,925.10/30,793,560.08 = 12,392,437.79/x
  3. Step 3: Cross multiply
    22,314,925.10x = 30,793,560.08 × 12,392,437.79
  4. Step 4: Simplify right side
    22,314,925.10x = 381,607,277,639,049.12
  5. Step 5: Solve for x
    x = 381,607,277,639,049.12/22,314,925.10
  6. Step 6: Final answer
    x = 17,100,988.50

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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.