Home / 7,883,390.90-11,825,086.35-2,564,606.90

Finding the Fourth Proportional to 7,883,390.90, 11,825,086.35 and 2,564,606.90

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Solution

The fourth proportional to 7,883,390.90, 11,825,086.35 and 2,564,606.90 is: 3,846,910.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,883,390.90 : 11,825,086.35 = 2,564,606.90 : x
  2. Step 2: Convert to fraction form
    7,883,390.90/11,825,086.35 = 2,564,606.90/x
  3. Step 3: Cross multiply
    7,883,390.90x = 11,825,086.35 × 2,564,606.90
  4. Step 4: Simplify right side
    7,883,390.90x = 30,326,698,046,305.81
  5. Step 5: Solve for x
    x = 30,326,698,046,305.81/7,883,390.90
  6. Step 6: Final answer
    x = 3,846,910.35

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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.