Home / 25,281,312.93-34,887,963.46-13,678,621.83

Finding the Fourth Proportional to 25,281,312.93, 34,887,963.46 and 13,678,621.83

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Solution

The fourth proportional to 25,281,312.93, 34,887,963.46 and 13,678,621.83 is: 18,876,363.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,281,312.93 : 34,887,963.46 = 13,678,621.83 : x
  2. Step 2: Convert to fraction form
    25,281,312.93/34,887,963.46 = 13,678,621.83/x
  3. Step 3: Cross multiply
    25,281,312.93x = 34,887,963.46 × 13,678,621.83
  4. Step 4: Simplify right side
    25,281,312.93x = 477,219,258,588,198.38
  5. Step 5: Solve for x
    x = 477,219,258,588,198.38/25,281,312.93
  6. Step 6: Final answer
    x = 18,876,363.74

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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.