Home / 14,256,155.40-21,384,233.10-5,742,601.80

Finding the Fourth Proportional to 14,256,155.40, 21,384,233.10 and 5,742,601.80

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Solution

The fourth proportional to 14,256,155.40, 21,384,233.10 and 5,742,601.80 is: 8,613,902.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256,155.40 : 21,384,233.10 = 5,742,601.80 : x
  2. Step 2: Convert to fraction form
    14,256,155.40/21,384,233.10 = 5,742,601.80/x
  3. Step 3: Cross multiply
    14,256,155.40x = 21,384,233.10 × 5,742,601.80
  4. Step 4: Simplify right side
    14,256,155.40x = 122,801,135,491,679.58
  5. Step 5: Solve for x
    x = 122,801,135,491,679.58/14,256,155.40
  6. Step 6: Final answer
    x = 8,613,902.70

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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.