Home / 6,726,771.61-10,087,666.29-2,176,640.19

Finding the Fourth Proportional to 6,726,771.61, 10,087,666.29 and 2,176,640.19

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Solution

The fourth proportional to 6,726,771.61, 10,087,666.29 and 2,176,640.19 is: 3,264,154.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,726,771.61 : 10,087,666.29 = 2,176,640.19 : x
  2. Step 2: Convert to fraction form
    6,726,771.61/10,087,666.29 = 2,176,640.19/x
  3. Step 3: Cross multiply
    6,726,771.61x = 10,087,666.29 × 2,176,640.19
  4. Step 4: Simplify right side
    6,726,771.61x = 21,957,219,870,122.19
  5. Step 5: Solve for x
    x = 21,957,219,870,122.19/6,726,771.61
  6. Step 6: Final answer
    x = 3,264,154.21

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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.