Home / 68,112,498.88-102,108,004.32-24,971,649.40

Finding the Fourth Proportional to 68,112,498.88, 102,108,004.32 and 24,971,649.40

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Solution

The fourth proportional to 68,112,498.88, 102,108,004.32 and 24,971,649.40 is: 37,435,203.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,112,498.88 : 102,108,004.32 = 24,971,649.40 : x
  2. Step 2: Convert to fraction form
    68,112,498.88/102,108,004.32 = 24,971,649.40/x
  3. Step 3: Cross multiply
    68,112,498.88x = 102,108,004.32 × 24,971,649.40
  4. Step 4: Simplify right side
    68,112,498.88x = 2,549,805,284,812,725
  5. Step 5: Solve for x
    x = 2,549,805,284,812,725/68,112,498.88
  6. Step 6: Final answer
    x = 37,435,203.92

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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.