Home / 8,819,006.70-13,228,510.05-7,326,014.70

Finding the Fourth Proportional to 8,819,006.70, 13,228,510.05 and 7,326,014.70

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Solution

The fourth proportional to 8,819,006.70, 13,228,510.05 and 7,326,014.70 is: 10,989,022.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,819,006.70 : 13,228,510.05 = 7,326,014.70 : x
  2. Step 2: Convert to fraction form
    8,819,006.70/13,228,510.05 = 7,326,014.70/x
  3. Step 3: Cross multiply
    8,819,006.70x = 13,228,510.05 × 7,326,014.70
  4. Step 4: Simplify right side
    8,819,006.70x = 96,912,259,085,397.75
  5. Step 5: Solve for x
    x = 96,912,259,085,397.75/8,819,006.70
  6. Step 6: Final answer
    x = 10,989,022.05

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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.