Home / 5,435,828.20-7,501,251.66-2,988,421.52

Finding the Fourth Proportional to 5,435,828.20, 7,501,251.66 and 2,988,421.52

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Solution

The fourth proportional to 5,435,828.20, 7,501,251.66 and 2,988,421.52 is: 4,123,916.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435,828.20 : 7,501,251.66 = 2,988,421.52 : x
  2. Step 2: Convert to fraction form
    5,435,828.20/7,501,251.66 = 2,988,421.52/x
  3. Step 3: Cross multiply
    5,435,828.20x = 7,501,251.66 × 2,988,421.52
  4. Step 4: Simplify right side
    5,435,828.20x = 22,416,901,887,679.72
  5. Step 5: Solve for x
    x = 22,416,901,887,679.72/5,435,828.20
  6. Step 6: Final answer
    x = 4,123,916.55

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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.