Home / 9,904,145.40-14,856,218.10-8,644,433.40

Finding the Fourth Proportional to 9,904,145.40, 14,856,218.10 and 8,644,433.40

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Solution

The fourth proportional to 9,904,145.40, 14,856,218.10 and 8,644,433.40 is: 12,966,650.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,904,145.40 : 14,856,218.10 = 8,644,433.40 : x
  2. Step 2: Convert to fraction form
    9,904,145.40/14,856,218.10 = 8,644,433.40/x
  3. Step 3: Cross multiply
    9,904,145.40x = 14,856,218.10 × 8,644,433.40
  4. Step 4: Simplify right side
    9,904,145.40x = 128,423,587,941,324.55
  5. Step 5: Solve for x
    x = 128,423,587,941,324.55/9,904,145.40
  6. Step 6: Final answer
    x = 12,966,650.10

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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.