Home / 5,228,962.56-7,216,143.55-2,905,952.97

Finding the Fourth Proportional to 5,228,962.56, 7,216,143.55 and 2,905,952.97

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Solution

The fourth proportional to 5,228,962.56, 7,216,143.55 and 2,905,952.97 is: 4,010,312.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228,962.56 : 7,216,143.55 = 2,905,952.97 : x
  2. Step 2: Convert to fraction form
    5,228,962.56/7,216,143.55 = 2,905,952.97/x
  3. Step 3: Cross multiply
    5,228,962.56x = 7,216,143.55 × 2,905,952.97
  4. Step 4: Simplify right side
    5,228,962.56x = 20,969,773,781,068.84
  5. Step 5: Solve for x
    x = 20,969,773,781,068.84/5,228,962.56
  6. Step 6: Final answer
    x = 4,010,312.48

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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.