Home / 81,591,050.90-122,395,543.06-26,983,745.04

Finding the Fourth Proportional to 81,591,050.90, 122,395,543.06 and 26,983,745.04

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Solution

The fourth proportional to 81,591,050.90, 122,395,543.06 and 26,983,745.04 is: 40,478,583.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,591,050.90 : 122,395,543.06 = 26,983,745.04 : x
  2. Step 2: Convert to fraction form
    81,591,050.90/122,395,543.06 = 26,983,745.04/x
  3. Step 3: Cross multiply
    81,591,050.90x = 122,395,543.06 × 26,983,745.04
  4. Step 4: Simplify right side
    81,591,050.90x = 3,302,690,127,963,381.50
  5. Step 5: Solve for x
    x = 3,302,690,127,963,381.50/81,591,050.90
  6. Step 6: Final answer
    x = 40,478,583.03

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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.