Home / 10,368,436.95-15,552,655.43-9,323,342.55

Finding the Fourth Proportional to 10,368,436.95, 15,552,655.43 and 9,323,342.55

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Solution

The fourth proportional to 10,368,436.95, 15,552,655.43 and 9,323,342.55 is: 13,985,013.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,436.95 : 15,552,655.43 = 9,323,342.55 : x
  2. Step 2: Convert to fraction form
    10,368,436.95/15,552,655.43 = 9,323,342.55/x
  3. Step 3: Cross multiply
    10,368,436.95x = 15,552,655.43 × 9,323,342.55
  4. Step 4: Simplify right side
    10,368,436.95x = 145,002,734,136,007.56
  5. Step 5: Solve for x
    x = 145,002,734,136,007.56/10,368,436.95
  6. Step 6: Final answer
    x = 13,985,013.83

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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.