Home / 5,107,931.28-7,048,942.92-2,932,614.72

Finding the Fourth Proportional to 5,107,931.28, 7,048,942.92 and 2,932,614.72

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Solution

The fourth proportional to 5,107,931.28, 7,048,942.92 and 2,932,614.72 is: 4,047,007.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,931.28 : 7,048,942.92 = 2,932,614.72 : x
  2. Step 2: Convert to fraction form
    5,107,931.28/7,048,942.92 = 2,932,614.72/x
  3. Step 3: Cross multiply
    5,107,931.28x = 7,048,942.92 × 2,932,614.72
  4. Step 4: Simplify right side
    5,107,931.28x = 20,671,833,767,631.79
  5. Step 5: Solve for x
    x = 20,671,833,767,631.79/5,107,931.28
  6. Step 6: Final answer
    x = 4,047,007.02

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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.