Home / 10,981,853.24-15,154,931.14-6,020,285.72

Finding the Fourth Proportional to 10,981,853.24, 15,154,931.14 and 6,020,285.72

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Solution

The fourth proportional to 10,981,853.24, 15,154,931.14 and 6,020,285.72 is: 8,307,979.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,981,853.24 : 15,154,931.14 = 6,020,285.72 : x
  2. Step 2: Convert to fraction form
    10,981,853.24/15,154,931.14 = 6,020,285.72/x
  3. Step 3: Cross multiply
    10,981,853.24x = 15,154,931.14 × 6,020,285.72
  4. Step 4: Simplify right side
    10,981,853.24x = 91,237,015,438,899.94
  5. Step 5: Solve for x
    x = 91,237,015,438,899.94/10,981,853.24
  6. Step 6: Final answer
    x = 8,307,979.85

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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.