Home / 14,178,843.90-21,264,118.65-5,079,887.10

Finding the Fourth Proportional to 14,178,843.90, 21,264,118.65 and 5,079,887.10

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Solution

The fourth proportional to 14,178,843.90, 21,264,118.65 and 5,079,887.10 is: 7,618,344.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,178,843.90 : 21,264,118.65 = 5,079,887.10 : x
  2. Step 2: Convert to fraction form
    14,178,843.90/21,264,118.65 = 5,079,887.10/x
  3. Step 3: Cross multiply
    14,178,843.90x = 21,264,118.65 × 5,079,887.10
  4. Step 4: Simplify right side
    14,178,843.90x = 108,019,322,023,004.41
  5. Step 5: Solve for x
    x = 108,019,322,023,004.41/14,178,843.90
  6. Step 6: Final answer
    x = 7,618,344.82

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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.