Home / 60,656,890.80-90,985,336.20-54,610,273.20

Finding the Fourth Proportional to 60,656,890.80, 90,985,336.20 and 54,610,273.20

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Solution

The fourth proportional to 60,656,890.80, 90,985,336.20 and 54,610,273.20 is: 81,915,409.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,656,890.80 : 90,985,336.20 = 54,610,273.20 : x
  2. Step 2: Convert to fraction form
    60,656,890.80/90,985,336.20 = 54,610,273.20/x
  3. Step 3: Cross multiply
    60,656,890.80x = 90,985,336.20 × 54,610,273.20
  4. Step 4: Simplify right side
    60,656,890.80x = 4,968,734,067,075,850
  5. Step 5: Solve for x
    x = 4,968,734,067,075,850/60,656,890.80
  6. Step 6: Final answer
    x = 81,915,409.80

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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.