Home / 10,769,965.40-16,154,948.10-10,344,812.60

Finding the Fourth Proportional to 10,769,965.40, 16,154,948.10 and 10,344,812.60

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Solution

The fourth proportional to 10,769,965.40, 16,154,948.10 and 10,344,812.60 is: 15,517,218.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769,965.40 : 16,154,948.10 = 10,344,812.60 : x
  2. Step 2: Convert to fraction form
    10,769,965.40/16,154,948.10 = 10,344,812.60/x
  3. Step 3: Cross multiply
    10,769,965.40x = 16,154,948.10 × 10,344,812.60
  4. Step 4: Simplify right side
    10,769,965.40x = 167,119,910,657,226.06
  5. Step 5: Solve for x
    x = 167,119,910,657,226.06/10,769,965.40
  6. Step 6: Final answer
    x = 15,517,218.90

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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.