Home / 10,501,414.50-15,754,778.55-2,928,381.06

Finding the Fourth Proportional to 10,501,414.50, 15,754,778.55 and 2,928,381.06

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Solution

The fourth proportional to 10,501,414.50, 15,754,778.55 and 2,928,381.06 is: 4,393,312.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,501,414.50 : 15,754,778.55 = 2,928,381.06 : x
  2. Step 2: Convert to fraction form
    10,501,414.50/15,754,778.55 = 2,928,381.06/x
  3. Step 3: Cross multiply
    10,501,414.50x = 15,754,778.55 × 2,928,381.06
  4. Step 4: Simplify right side
    10,501,414.50x = 46,135,995,110,314.27
  5. Step 5: Solve for x
    x = 46,135,995,110,314.27/10,501,414.50
  6. Step 6: Final answer
    x = 4,393,312.45

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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.