Home / 8,921,242.70-12,311,801.55-5,054,517.35

Finding the Fourth Proportional to 8,921,242.70, 12,311,801.55 and 5,054,517.35

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Solution

The fourth proportional to 8,921,242.70, 12,311,801.55 and 5,054,517.35 is: 6,975,509.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,921,242.70 : 12,311,801.55 = 5,054,517.35 : x
  2. Step 2: Convert to fraction form
    8,921,242.70/12,311,801.55 = 5,054,517.35/x
  3. Step 3: Cross multiply
    8,921,242.70x = 12,311,801.55 × 5,054,517.35
  4. Step 4: Simplify right side
    8,921,242.70x = 62,230,214,528,842.14
  5. Step 5: Solve for x
    x = 62,230,214,528,842.14/8,921,242.70
  6. Step 6: Final answer
    x = 6,975,509.65

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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.