Home / 9,679,285.92-13,357,585.56-5,269,139.12

Finding the Fourth Proportional to 9,679,285.92, 13,357,585.56 and 5,269,139.12

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Solution

The fourth proportional to 9,679,285.92, 13,357,585.56 and 5,269,139.12 is: 7,271,505.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,679,285.92 : 13,357,585.56 = 5,269,139.12 : x
  2. Step 2: Convert to fraction form
    9,679,285.92/13,357,585.56 = 5,269,139.12/x
  3. Step 3: Cross multiply
    9,679,285.92x = 13,357,585.56 × 5,269,139.12
  4. Step 4: Simplify right side
    9,679,285.92x = 70,382,976,622,943.11
  5. Step 5: Solve for x
    x = 70,382,976,622,943.11/9,679,285.92
  6. Step 6: Final answer
    x = 7,271,505.07

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Double scale
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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.