Home / 7,791,552.40-11,687,328.42-2,111,776.60

Finding the Fourth Proportional to 7,791,552.40, 11,687,328.42 and 2,111,776.60

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Solution

The fourth proportional to 7,791,552.40, 11,687,328.42 and 2,111,776.60 is: 3,167,664.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,791,552.40 : 11,687,328.42 = 2,111,776.60 : x
  2. Step 2: Convert to fraction form
    7,791,552.40/11,687,328.42 = 2,111,776.60/x
  3. Step 3: Cross multiply
    7,791,552.40x = 11,687,328.42 × 2,111,776.60
  4. Step 4: Simplify right side
    7,791,552.40x = 24,681,026,673,870.97
  5. Step 5: Solve for x
    x = 24,681,026,673,870.97/7,791,552.40
  6. Step 6: Final answer
    x = 3,167,664.85

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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.