Home / 78,627,435.66-117,941,153.60-24,040,021.36

Finding the Fourth Proportional to 78,627,435.66, 117,941,153.60 and 24,040,021.36

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Solution

The fourth proportional to 78,627,435.66, 117,941,153.60 and 24,040,021.36 is: 36,060,032.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,627,435.66 : 117,941,153.60 = 24,040,021.36 : x
  2. Step 2: Convert to fraction form
    78,627,435.66/117,941,153.60 = 24,040,021.36/x
  3. Step 3: Cross multiply
    78,627,435.66x = 117,941,153.60 × 24,040,021.36
  4. Step 4: Simplify right side
    78,627,435.66x = 2,835,307,852,017,644
  5. Step 5: Solve for x
    x = 2,835,307,852,017,644/78,627,435.66
  6. Step 6: Final answer
    x = 36,060,032.08

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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.