Home / 9,237,328.38-12,747,313.68-5,107,200.78

Finding the Fourth Proportional to 9,237,328.38, 12,747,313.68 and 5,107,200.78

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Solution

The fourth proportional to 9,237,328.38, 12,747,313.68 and 5,107,200.78 is: 7,047,826.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237,328.38 : 12,747,313.68 = 5,107,200.78 : x
  2. Step 2: Convert to fraction form
    9,237,328.38/12,747,313.68 = 5,107,200.78/x
  3. Step 3: Cross multiply
    9,237,328.38x = 12,747,313.68 × 5,107,200.78
  4. Step 4: Simplify right side
    9,237,328.38x = 65,103,090,369,400.67
  5. Step 5: Solve for x
    x = 65,103,090,369,400.67/9,237,328.38
  6. Step 6: Final answer
    x = 7,047,826.78

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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.