Home / 8,965,133.20-13,447,699.80-2,981,501.20

Finding the Fourth Proportional to 8,965,133.20, 13,447,699.80 and 2,981,501.20

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Solution

The fourth proportional to 8,965,133.20, 13,447,699.80 and 2,981,501.20 is: 4,472,251.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965,133.20 : 13,447,699.80 = 2,981,501.20 : x
  2. Step 2: Convert to fraction form
    8,965,133.20/13,447,699.80 = 2,981,501.20/x
  3. Step 3: Cross multiply
    8,965,133.20x = 13,447,699.80 × 2,981,501.20
  4. Step 4: Simplify right side
    8,965,133.20x = 40,094,333,090,939.77
  5. Step 5: Solve for x
    x = 40,094,333,090,939.77/8,965,133.20
  6. Step 6: Final answer
    x = 4,472,251.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.