Home / 9,215,160.10-13,822,690.84-2,391,728.31

Finding the Fourth Proportional to 9,215,160.10, 13,822,690.84 and 2,391,728.31

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Solution

The fourth proportional to 9,215,160.10, 13,822,690.84 and 2,391,728.31 is: 3,587,579.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215,160.10 : 13,822,690.84 = 2,391,728.31 : x
  2. Step 2: Convert to fraction form
    9,215,160.10/13,822,690.84 = 2,391,728.31/x
  3. Step 3: Cross multiply
    9,215,160.10x = 13,822,690.84 × 2,391,728.31
  4. Step 4: Simplify right side
    9,215,160.10x = 33,060,120,996,426.36
  5. Step 5: Solve for x
    x = 33,060,120,996,426.36/9,215,160.10
  6. Step 6: Final answer
    x = 3,587,579.67

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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.