Home / 7,789,287.17-10,749,249-4,257,154.85

Finding the Fourth Proportional to 7,789,287.17, 10,749,249 and 4,257,154.85

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Solution

The fourth proportional to 7,789,287.17, 10,749,249 and 4,257,154.85 is: 5,874,891.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,789,287.17 : 10,749,249 = 4,257,154.85 : x
  2. Step 2: Convert to fraction form
    7,789,287.17/10,749,249 = 4,257,154.85/x
  3. Step 3: Cross multiply
    7,789,287.17x = 10,749,249 × 4,257,154.85
  4. Step 4: Simplify right side
    7,789,287.17x = 45,761,217,460,461.40
  5. Step 5: Solve for x
    x = 45,761,217,460,461.40/7,789,287.17
  6. Step 6: Final answer
    x = 5,874,891.56

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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.