Home / 7,663,585.78-11,495,378.67-3,117,108.03

Finding the Fourth Proportional to 7,663,585.78, 11,495,378.67 and 3,117,108.03

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Solution

The fourth proportional to 7,663,585.78, 11,495,378.67 and 3,117,108.03 is: 4,675,662.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,663,585.78 : 11,495,378.67 = 3,117,108.03 : x
  2. Step 2: Convert to fraction form
    7,663,585.78/11,495,378.67 = 3,117,108.03/x
  3. Step 3: Cross multiply
    7,663,585.78x = 11,495,378.67 × 3,117,108.03
  4. Step 4: Simplify right side
    7,663,585.78x = 35,832,337,160,147.72
  5. Step 5: Solve for x
    x = 35,832,337,160,147.72/7,663,585.78
  6. Step 6: Final answer
    x = 4,675,662.05

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Double scale
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Similar ratio
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1.5x scale

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.