Home / 10,324,843.13-14,248,631.40-5,678,823.72

Finding the Fourth Proportional to 10,324,843.13, 14,248,631.40 and 5,678,823.72

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Solution

The fourth proportional to 10,324,843.13, 14,248,631.40 and 5,678,823.72 is: 7,836,968.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,324,843.13 : 14,248,631.40 = 5,678,823.72 : x
  2. Step 2: Convert to fraction form
    10,324,843.13/14,248,631.40 = 5,678,823.72/x
  3. Step 3: Cross multiply
    10,324,843.13x = 14,248,631.40 × 5,678,823.72
  4. Step 4: Simplify right side
    10,324,843.13x = 80,915,465,971,856.81
  5. Step 5: Solve for x
    x = 80,915,465,971,856.81/10,324,843.13
  6. Step 6: Final answer
    x = 7,836,968.07

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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.