Home / 7,316,279.50-10,972,093.20-6,838,645.72

Finding the Fourth Proportional to 7,316,279.50, 10,972,093.20 and 6,838,645.72

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Solution

The fourth proportional to 7,316,279.50, 10,972,093.20 and 6,838,645.72 is: 10,255,794.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316,279.50 : 10,972,093.20 = 6,838,645.72 : x
  2. Step 2: Convert to fraction form
    7,316,279.50/10,972,093.20 = 6,838,645.72/x
  3. Step 3: Cross multiply
    7,316,279.50x = 10,972,093.20 × 6,838,645.72
  4. Step 4: Simplify right side
    7,316,279.50x = 75,034,258,201,621.09
  5. Step 5: Solve for x
    x = 75,034,258,201,621.09/7,316,279.50
  6. Step 6: Final answer
    x = 10,255,794.38

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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.