Home / 7,251,914.90-10,879,111.63-2,989,753.22

Finding the Fourth Proportional to 7,251,914.90, 10,879,111.63 and 2,989,753.22

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Solution

The fourth proportional to 7,251,914.90, 10,879,111.63 and 2,989,753.22 is: 4,485,140.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251,914.90 : 10,879,111.63 = 2,989,753.22 : x
  2. Step 2: Convert to fraction form
    7,251,914.90/10,879,111.63 = 2,989,753.22/x
  3. Step 3: Cross multiply
    7,251,914.90x = 10,879,111.63 × 2,989,753.22
  4. Step 4: Simplify right side
    7,251,914.90x = 32,525,859,026,531.95
  5. Step 5: Solve for x
    x = 32,525,859,026,531.95/7,251,914.90
  6. Step 6: Final answer
    x = 4,485,140.75

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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.