Home / 11,930,480.10-16,465,932.18-7,036,240.23

Finding the Fourth Proportional to 11,930,480.10, 16,465,932.18 and 7,036,240.23

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Solution

The fourth proportional to 11,930,480.10, 16,465,932.18 and 7,036,240.23 is: 9,711,114.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,930,480.10 : 16,465,932.18 = 7,036,240.23 : x
  2. Step 2: Convert to fraction form
    11,930,480.10/16,465,932.18 = 7,036,240.23/x
  3. Step 3: Cross multiply
    11,930,480.10x = 16,465,932.18 × 7,036,240.23
  4. Step 4: Simplify right side
    11,930,480.10x = 115,858,254,429,367.61
  5. Step 5: Solve for x
    x = 115,858,254,429,367.61/11,930,480.10
  6. Step 6: Final answer
    x = 9,711,114.18

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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.