Home / 6,436,641.40-9,654,962.10-4,197,153.40

Finding the Fourth Proportional to 6,436,641.40, 9,654,962.10 and 4,197,153.40

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Solution

The fourth proportional to 6,436,641.40, 9,654,962.10 and 4,197,153.40 is: 6,295,730.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436,641.40 : 9,654,962.10 = 4,197,153.40 : x
  2. Step 2: Convert to fraction form
    6,436,641.40/9,654,962.10 = 4,197,153.40/x
  3. Step 3: Cross multiply
    6,436,641.40x = 9,654,962.10 × 4,197,153.40
  4. Step 4: Simplify right side
    6,436,641.40x = 40,523,357,004,886.14
  5. Step 5: Solve for x
    x = 40,523,357,004,886.14/6,436,641.40
  6. Step 6: Final answer
    x = 6,295,730.10

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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.