Home / 10,769,969.40-16,154,954.10-10,344,816.60

Finding the Fourth Proportional to 10,769,969.40, 16,154,954.10 and 10,344,816.60

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Solution

The fourth proportional to 10,769,969.40, 16,154,954.10 and 10,344,816.60 is: 15,517,224.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769,969.40 : 16,154,954.10 = 10,344,816.60 : x
  2. Step 2: Convert to fraction form
    10,769,969.40/16,154,954.10 = 10,344,816.60/x
  3. Step 3: Cross multiply
    10,769,969.40x = 16,154,954.10 × 10,344,816.60
  4. Step 4: Simplify right side
    10,769,969.40x = 167,120,037,345,918.06
  5. Step 5: Solve for x
    x = 167,120,037,345,918.06/10,769,969.40
  6. Step 6: Final answer
    x = 15,517,224.90

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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.