Home / 13,728,082.60-20,592,123.90-10,549,253.80

Finding the Fourth Proportional to 13,728,082.60, 20,592,123.90 and 10,549,253.80

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Solution

The fourth proportional to 13,728,082.60, 20,592,123.90 and 10,549,253.80 is: 15,823,880.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,728,082.60 : 20,592,123.90 = 10,549,253.80 : x
  2. Step 2: Convert to fraction form
    13,728,082.60/20,592,123.90 = 10,549,253.80/x
  3. Step 3: Cross multiply
    13,728,082.60x = 20,592,123.90 × 10,549,253.80
  4. Step 4: Simplify right side
    13,728,082.60x = 217,231,541,302,145.81
  5. Step 5: Solve for x
    x = 217,231,541,302,145.81/13,728,082.60
  6. Step 6: Final answer
    x = 15,823,880.70

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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.