Home / 18,253,459.90-25,191,173.61-10,413,144.70

Finding the Fourth Proportional to 18,253,459.90, 25,191,173.61 and 10,413,144.70

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Solution

The fourth proportional to 18,253,459.90, 25,191,173.61 and 10,413,144.70 is: 14,370,937.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253,459.90 : 25,191,173.61 = 10,413,144.70 : x
  2. Step 2: Convert to fraction form
    18,253,459.90/25,191,173.61 = 10,413,144.70/x
  3. Step 3: Cross multiply
    18,253,459.90x = 25,191,173.61 × 10,413,144.70
  4. Step 4: Simplify right side
    18,253,459.90x = 262,319,335,963,751.34
  5. Step 5: Solve for x
    x = 262,319,335,963,751.34/18,253,459.90
  6. Step 6: Final answer
    x = 14,370,937.75

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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.