Home / 18,346,424.81-25,318,082.39-10,086,627.60

Finding the Fourth Proportional to 18,346,424.81, 25,318,082.39 and 10,086,627.60

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Solution

The fourth proportional to 18,346,424.81, 25,318,082.39 and 10,086,627.60 is: 13,919,554.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346,424.81 : 25,318,082.39 = 10,086,627.60 : x
  2. Step 2: Convert to fraction form
    18,346,424.81/25,318,082.39 = 10,086,627.60/x
  3. Step 3: Cross multiply
    18,346,424.81x = 25,318,082.39 × 10,086,627.60
  4. Step 4: Simplify right side
    18,346,424.81x = 255,374,068,563,614.84
  5. Step 5: Solve for x
    x = 255,374,068,563,614.84/18,346,424.81
  6. Step 6: Final answer
    x = 13,919,554.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.