Home / 6,561,621.70-9,842,432.55-5,364,895.30

Finding the Fourth Proportional to 6,561,621.70, 9,842,432.55 and 5,364,895.30

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Solution

The fourth proportional to 6,561,621.70, 9,842,432.55 and 5,364,895.30 is: 8,047,342.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561,621.70 : 9,842,432.55 = 5,364,895.30 : x
  2. Step 2: Convert to fraction form
    6,561,621.70/9,842,432.55 = 5,364,895.30/x
  3. Step 3: Cross multiply
    6,561,621.70x = 9,842,432.55 × 5,364,895.30
  4. Step 4: Simplify right side
    6,561,621.70x = 52,803,620,128,062.02
  5. Step 5: Solve for x
    x = 52,803,620,128,062.02/6,561,621.70
  6. Step 6: Final answer
    x = 8,047,342.95

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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.