Home / 7,884,985.85-10,881,217.20-4,577,586.97

Finding the Fourth Proportional to 7,884,985.85, 10,881,217.20 and 4,577,586.97

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Solution

The fourth proportional to 7,884,985.85, 10,881,217.20 and 4,577,586.97 is: 6,317,033.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,985.85 : 10,881,217.20 = 4,577,586.97 : x
  2. Step 2: Convert to fraction form
    7,884,985.85/10,881,217.20 = 4,577,586.97/x
  3. Step 3: Cross multiply
    7,884,985.85x = 10,881,217.20 × 4,577,586.97
  4. Step 4: Simplify right side
    7,884,985.85x = 49,809,718,057,076.15
  5. Step 5: Solve for x
    x = 49,809,718,057,076.15/7,884,985.85
  6. Step 6: Final answer
    x = 6,317,033.28

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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.