Home / 5,064,577.50-6,989,782.54-2,888,621.85

Finding the Fourth Proportional to 5,064,577.50, 6,989,782.54 and 2,888,621.85

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Solution

The fourth proportional to 5,064,577.50, 6,989,782.54 and 2,888,621.85 is: 3,986,677.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064,577.50 : 6,989,782.54 = 2,888,621.85 : x
  2. Step 2: Convert to fraction form
    5,064,577.50/6,989,782.54 = 2,888,621.85/x
  3. Step 3: Cross multiply
    5,064,577.50x = 6,989,782.54 × 2,888,621.85
  4. Step 4: Simplify right side
    5,064,577.50x = 20,190,838,548,756.73
  5. Step 5: Solve for x
    x = 20,190,838,548,756.73/5,064,577.50
  6. Step 6: Final answer
    x = 3,986,677.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.