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Finding the Fourth Proportional to 8,342,117.10, 11,695,760.10 and 8,342,117.10

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Solution

The fourth proportional to 8,342,117.10, 11,695,760.10 and 8,342,117.10 is: 11,695,760.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342,117.10 : 11,695,760.10 = 8,342,117.10 : x
  2. Step 2: Convert to fraction form
    8,342,117.10/11,695,760.10 = 8,342,117.10/x
  3. Step 3: Cross multiply
    8,342,117.10x = 11,695,760.10 × 8,342,117.10
  4. Step 4: Simplify right side
    8,342,117.10x = 97,567,400,327,707.70
  5. Step 5: Solve for x
    x = 97,567,400,327,707.70/8,342,117.10
  6. Step 6: Final answer
    x = 11,695,760.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.