Home / 7,114,803.90-9,818,432.49-3,851,618.58

Finding the Fourth Proportional to 7,114,803.90, 9,818,432.49 and 3,851,618.58

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Solution

The fourth proportional to 7,114,803.90, 9,818,432.49 and 3,851,618.58 is: 5,315,235.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,114,803.90 : 9,818,432.49 = 3,851,618.58 : x
  2. Step 2: Convert to fraction form
    7,114,803.90/9,818,432.49 = 3,851,618.58/x
  3. Step 3: Cross multiply
    7,114,803.90x = 9,818,432.49 × 3,851,618.58
  4. Step 4: Simplify right side
    7,114,803.90x = 37,816,857,004,959.66
  5. Step 5: Solve for x
    x = 37,816,857,004,959.66/7,114,803.90
  6. Step 6: Final answer
    x = 5,315,235.32

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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.