Home / 15,107,187.94-22,658,505.21-9,680,206.81

Finding the Fourth Proportional to 15,107,187.94, 22,658,505.21 and 9,680,206.81

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Solution

The fourth proportional to 15,107,187.94, 22,658,505.21 and 9,680,206.81 is: 14,518,851.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,107,187.94 : 22,658,505.21 = 9,680,206.81 : x
  2. Step 2: Convert to fraction form
    15,107,187.94/22,658,505.21 = 9,680,206.81/x
  3. Step 3: Cross multiply
    15,107,187.94x = 22,658,505.21 × 9,680,206.81
  4. Step 4: Simplify right side
    15,107,187.94x = 219,339,016,438,262.50
  5. Step 5: Solve for x
    x = 219,339,016,438,262.50/15,107,187.94
  6. Step 6: Final answer
    x = 14,518,851.38

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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.