Home / 10,769,627.60-16,154,441.40-7,746,318.80

Finding the Fourth Proportional to 10,769,627.60, 16,154,441.40 and 7,746,318.80

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Solution

The fourth proportional to 10,769,627.60, 16,154,441.40 and 7,746,318.80 is: 11,619,478.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769,627.60 : 16,154,441.40 = 7,746,318.80 : x
  2. Step 2: Convert to fraction form
    10,769,627.60/16,154,441.40 = 7,746,318.80/x
  3. Step 3: Cross multiply
    10,769,627.60x = 16,154,441.40 × 7,746,318.80
  4. Step 4: Simplify right side
    10,769,627.60x = 125,137,453,120,318.31
  5. Step 5: Solve for x
    x = 125,137,453,120,318.31/10,769,627.60
  6. Step 6: Final answer
    x = 11,619,478.20

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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.