Home / 18,385,747.87-25,371,513.43-10,539,635.08

Finding the Fourth Proportional to 18,385,747.87, 25,371,513.43 and 10,539,635.08

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Solution

The fourth proportional to 18,385,747.87, 25,371,513.43 and 10,539,635.08 is: 14,544,227.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,385,747.87 : 25,371,513.43 = 10,539,635.08 : x
  2. Step 2: Convert to fraction form
    18,385,747.87/25,371,513.43 = 10,539,635.08/x
  3. Step 3: Cross multiply
    18,385,747.87x = 25,371,513.43 × 10,539,635.08
  4. Step 4: Simplify right side
    18,385,747.87x = 267,406,492,889,741.25
  5. Step 5: Solve for x
    x = 267,406,492,889,741.25/18,385,747.87
  6. Step 6: Final answer
    x = 14,544,227.13

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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.