Home / 8,805,864.60-13,196,355.30-5,430,043.80

Finding the Fourth Proportional to 8,805,864.60, 13,196,355.30 and 5,430,043.80

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Solution

The fourth proportional to 8,805,864.60, 13,196,355.30 and 5,430,043.80 is: 8,137,393.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805,864.60 : 13,196,355.30 = 5,430,043.80 : x
  2. Step 2: Convert to fraction form
    8,805,864.60/13,196,355.30 = 5,430,043.80/x
  3. Step 3: Cross multiply
    8,805,864.60x = 13,196,355.30 × 5,430,043.80
  4. Step 4: Simplify right side
    8,805,864.60x = 71,656,787,279,362.14
  5. Step 5: Solve for x
    x = 71,656,787,279,362.14/8,805,864.60
  6. Step 6: Final answer
    x = 8,137,393.72

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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.