Home / 7,722,187.93-10,656,620.65-4,284,420.76

Finding the Fourth Proportional to 7,722,187.93, 10,656,620.65 and 4,284,420.76

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Solution

The fourth proportional to 7,722,187.93, 10,656,620.65 and 4,284,420.76 is: 5,912,501.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722,187.93 : 10,656,620.65 = 4,284,420.76 : x
  2. Step 2: Convert to fraction form
    7,722,187.93/10,656,620.65 = 4,284,420.76/x
  3. Step 3: Cross multiply
    7,722,187.93x = 10,656,620.65 × 4,284,420.76
  4. Step 4: Simplify right side
    7,722,187.93x = 45,657,446,744,304.70
  5. Step 5: Solve for x
    x = 45,657,446,744,304.70/7,722,187.93
  6. Step 6: Final answer
    x = 5,912,501.37

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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.