Home / 20,005,569.11-27,607,713.38-10,838,211.86

Finding the Fourth Proportional to 20,005,569.11, 27,607,713.38 and 10,838,211.86

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Solution

The fourth proportional to 20,005,569.11, 27,607,713.38 and 10,838,211.86 is: 14,956,747.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,005,569.11 : 27,607,713.38 = 10,838,211.86 : x
  2. Step 2: Convert to fraction form
    20,005,569.11/27,607,713.38 = 10,838,211.86/x
  3. Step 3: Cross multiply
    20,005,569.11x = 27,607,713.38 × 10,838,211.86
  4. Step 4: Simplify right side
    20,005,569.11x = 299,218,246,444,558.12
  5. Step 5: Solve for x
    x = 299,218,246,444,558.12/20,005,569.11
  6. Step 6: Final answer
    x = 14,956,747.54

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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.