Home / 55,294,840.40-82,942,260.60-28,085,061.20

Finding the Fourth Proportional to 55,294,840.40, 82,942,260.60 and 28,085,061.20

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Solution

The fourth proportional to 55,294,840.40, 82,942,260.60 and 28,085,061.20 is: 42,127,591.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,294,840.40 : 82,942,260.60 = 28,085,061.20 : x
  2. Step 2: Convert to fraction form
    55,294,840.40/82,942,260.60 = 28,085,061.20/x
  3. Step 3: Cross multiply
    55,294,840.40x = 82,942,260.60 × 28,085,061.20
  4. Step 4: Simplify right side
    55,294,840.40x = 2,329,438,465,017,348.50
  5. Step 5: Solve for x
    x = 2,329,438,465,017,348.50/55,294,840.40
  6. Step 6: Final answer
    x = 42,127,591.80

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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.