Home / 10,280,944.80-14,187,786-5,697,342.24

Finding the Fourth Proportional to 10,280,944.80, 14,187,786 and 5,697,342.24

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Solution

The fourth proportional to 10,280,944.80, 14,187,786 and 5,697,342.24 is: 7,862,377.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,280,944.80 : 14,187,786 = 5,697,342.24 : x
  2. Step 2: Convert to fraction form
    10,280,944.80/14,187,786 = 5,697,342.24/x
  3. Step 3: Cross multiply
    10,280,944.80x = 14,187,786 × 5,697,342.24
  4. Step 4: Simplify right side
    10,280,944.80x = 80,832,672,469,880.64
  5. Step 5: Solve for x
    x = 80,832,672,469,880.64/10,280,944.80
  6. Step 6: Final answer
    x = 7,862,377.83

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1.5x scale

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.