Home / 9,364,257.60-12,923,724.24-5,290,139.04

Finding the Fourth Proportional to 9,364,257.60, 12,923,724.24 and 5,290,139.04

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Solution

The fourth proportional to 9,364,257.60, 12,923,724.24 and 5,290,139.04 is: 7,300,984.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,364,257.60 : 12,923,724.24 = 5,290,139.04 : x
  2. Step 2: Convert to fraction form
    9,364,257.60/12,923,724.24 = 5,290,139.04/x
  3. Step 3: Cross multiply
    9,364,257.60x = 12,923,724.24 × 5,290,139.04
  4. Step 4: Simplify right side
    9,364,257.60x = 68,368,298,144,218.33
  5. Step 5: Solve for x
    x = 68,368,298,144,218.33/9,364,257.60
  6. Step 6: Final answer
    x = 7,300,984.35

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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.