Home / 55,887,790.40-83,831,685.60-52,770,003.20

Finding the Fourth Proportional to 55,887,790.40, 83,831,685.60 and 52,770,003.20

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Solution

The fourth proportional to 55,887,790.40, 83,831,685.60 and 52,770,003.20 is: 79,155,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,887,790.40 : 83,831,685.60 = 52,770,003.20 : x
  2. Step 2: Convert to fraction form
    55,887,790.40/83,831,685.60 = 52,770,003.20/x
  3. Step 3: Cross multiply
    55,887,790.40x = 83,831,685.60 × 52,770,003.20
  4. Step 4: Simplify right side
    55,887,790.40x = 4,423,798,317,373,394
  5. Step 5: Solve for x
    x = 4,423,798,317,373,394/55,887,790.40
  6. Step 6: Final answer
    x = 79,155,004.80

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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.