Home / 65,182,627.96-89,929,779.66-40,393,770.10

Finding the Fourth Proportional to 65,182,627.96, 89,929,779.66 and 40,393,770.10

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Solution

The fourth proportional to 65,182,627.96, 89,929,779.66 and 40,393,770.10 is: 55,729,616.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,182,627.96 : 89,929,779.66 = 40,393,770.10 : x
  2. Step 2: Convert to fraction form
    65,182,627.96/89,929,779.66 = 40,393,770.10/x
  3. Step 3: Cross multiply
    65,182,627.96x = 89,929,779.66 × 40,393,770.10
  4. Step 4: Simplify right side
    65,182,627.96x = 3,632,602,844,729,696
  5. Step 5: Solve for x
    x = 3,632,602,844,729,696/65,182,627.96
  6. Step 6: Final answer
    x = 55,729,616.29

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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.