Home / 9,459,927.20-14,189,890.80-6,436,618.40

Finding the Fourth Proportional to 9,459,927.20, 14,189,890.80 and 6,436,618.40

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Solution

The fourth proportional to 9,459,927.20, 14,189,890.80 and 6,436,618.40 is: 9,654,927.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459,927.20 : 14,189,890.80 = 6,436,618.40 : x
  2. Step 2: Convert to fraction form
    9,459,927.20/14,189,890.80 = 6,436,618.40/x
  3. Step 3: Cross multiply
    9,459,927.20x = 14,189,890.80 × 6,436,618.40
  4. Step 4: Simplify right side
    9,459,927.20x = 91,334,912,217,270.73
  5. Step 5: Solve for x
    x = 91,334,912,217,270.73/9,459,927.20
  6. Step 6: Final answer
    x = 9,654,927.60

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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.