Home / 6,309,309.60-9,463,964.40-4,293,770.40

Finding the Fourth Proportional to 6,309,309.60, 9,463,964.40 and 4,293,770.40

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Solution

The fourth proportional to 6,309,309.60, 9,463,964.40 and 4,293,770.40 is: 6,440,655.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,309,309.60 : 9,463,964.40 = 4,293,770.40 : x
  2. Step 2: Convert to fraction form
    6,309,309.60/9,463,964.40 = 4,293,770.40/x
  3. Step 3: Cross multiply
    6,309,309.60x = 9,463,964.40 × 4,293,770.40
  4. Step 4: Simplify right side
    6,309,309.60x = 40,636,090,207,373.77
  5. Step 5: Solve for x
    x = 40,636,090,207,373.77/6,309,309.60
  6. Step 6: Final answer
    x = 6,440,655.60

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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.