Home / 18,148,035.15-25,038,915.89-10,799,977.59

Finding the Fourth Proportional to 18,148,035.15, 25,038,915.89 and 10,799,977.59

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Solution

The fourth proportional to 18,148,035.15, 25,038,915.89 and 10,799,977.59 is: 14,900,771.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148,035.15 : 25,038,915.89 = 10,799,977.59 : x
  2. Step 2: Convert to fraction form
    18,148,035.15/25,038,915.89 = 10,799,977.59/x
  3. Step 3: Cross multiply
    18,148,035.15x = 25,038,915.89 × 10,799,977.59
  4. Step 4: Simplify right side
    18,148,035.15x = 270,419,730,435,895.03
  5. Step 5: Solve for x
    x = 270,419,730,435,895.03/18,148,035.15
  6. Step 6: Final answer
    x = 14,900,771.80

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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.