Home / 9,997,908.76-13,797,086.70-5,414,228.92

Finding the Fourth Proportional to 9,997,908.76, 13,797,086.70 and 5,414,228.92

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Solution

The fourth proportional to 9,997,908.76, 13,797,086.70 and 5,414,228.92 is: 7,471,621.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,997,908.76 : 13,797,086.70 = 5,414,228.92 : x
  2. Step 2: Convert to fraction form
    9,997,908.76/13,797,086.70 = 5,414,228.92/x
  3. Step 3: Cross multiply
    9,997,908.76x = 13,797,086.70 × 5,414,228.92
  4. Step 4: Simplify right side
    9,997,908.76x = 74,700,585,822,887.36
  5. Step 5: Solve for x
    x = 74,700,585,822,887.36/9,997,908.76
  6. Step 6: Final answer
    x = 7,471,621.08

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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.