Home / 10,287,526.92-15,431,341.95-2,611,174.05

Finding the Fourth Proportional to 10,287,526.92, 15,431,341.95 and 2,611,174.05

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Solution

The fourth proportional to 10,287,526.92, 15,431,341.95 and 2,611,174.05 is: 3,916,774.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,287,526.92 : 15,431,341.95 = 2,611,174.05 : x
  2. Step 2: Convert to fraction form
    10,287,526.92/15,431,341.95 = 2,611,174.05/x
  3. Step 3: Cross multiply
    10,287,526.92x = 15,431,341.95 × 2,611,174.05
  4. Step 4: Simplify right side
    10,287,526.92x = 40,293,919,654,069.73
  5. Step 5: Solve for x
    x = 40,293,919,654,069.73/10,287,526.92
  6. Step 6: Final answer
    x = 3,916,774.16

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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.