Home / 9,354,219.92-12,908,725.48-5,280,010.64

Finding the Fourth Proportional to 9,354,219.92, 12,908,725.48 and 5,280,010.64

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Solution

The fourth proportional to 9,354,219.92, 12,908,725.48 and 5,280,010.64 is: 7,286,359.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354,219.92 : 12,908,725.48 = 5,280,010.64 : x
  2. Step 2: Convert to fraction form
    9,354,219.92/12,908,725.48 = 5,280,010.64/x
  3. Step 3: Cross multiply
    9,354,219.92x = 12,908,725.48 × 5,280,010.64
  4. Step 4: Simplify right side
    9,354,219.92x = 68,158,207,883,239.10
  5. Step 5: Solve for x
    x = 68,158,207,883,239.10/9,354,219.92
  6. Step 6: Final answer
    x = 7,286,359.36

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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.