Home / 15,622,778.07-23,435,289.78-5,387,490.72

Finding the Fourth Proportional to 15,622,778.07, 23,435,289.78 and 5,387,490.72

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Solution

The fourth proportional to 15,622,778.07, 23,435,289.78 and 5,387,490.72 is: 8,081,623.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,622,778.07 : 23,435,289.78 = 5,387,490.72 : x
  2. Step 2: Convert to fraction form
    15,622,778.07/23,435,289.78 = 5,387,490.72/x
  3. Step 3: Cross multiply
    15,622,778.07x = 23,435,289.78 × 5,387,490.72
  4. Step 4: Simplify right side
    15,622,778.07x = 126,257,406,210,260.84
  5. Step 5: Solve for x
    x = 126,257,406,210,260.84/15,622,778.07
  6. Step 6: Final answer
    x = 8,081,623.23

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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.