Home / 6,385,365.70-9,578,048.55-5,251,624.90

Finding the Fourth Proportional to 6,385,365.70, 9,578,048.55 and 5,251,624.90

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Solution

The fourth proportional to 6,385,365.70, 9,578,048.55 and 5,251,624.90 is: 7,877,437.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,385,365.70 : 9,578,048.55 = 5,251,624.90 : x
  2. Step 2: Convert to fraction form
    6,385,365.70/9,578,048.55 = 5,251,624.90/x
  3. Step 3: Cross multiply
    6,385,365.70x = 9,578,048.55 × 5,251,624.90
  4. Step 4: Simplify right side
    6,385,365.70x = 50,300,318,258,588.91
  5. Step 5: Solve for x
    x = 50,300,318,258,588.91/6,385,365.70
  6. Step 6: Final answer
    x = 7,877,437.35

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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.