Home / 7,648,355.38-10,555,347.48-4,385,473.69

Finding the Fourth Proportional to 7,648,355.38, 10,555,347.48 and 4,385,473.69

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Solution

The fourth proportional to 7,648,355.38, 10,555,347.48 and 4,385,473.69 is: 6,052,307.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648,355.38 : 10,555,347.48 = 4,385,473.69 : x
  2. Step 2: Convert to fraction form
    7,648,355.38/10,555,347.48 = 4,385,473.69/x
  3. Step 3: Cross multiply
    7,648,355.38x = 10,555,347.48 × 4,385,473.69
  4. Step 4: Simplify right side
    7,648,355.38x = 46,290,198,662,347.80
  5. Step 5: Solve for x
    x = 46,290,198,662,347.80/7,648,355.38
  6. Step 6: Final answer
    x = 6,052,307.50

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.