Home / 13,390,079.44-18,231,104.33-13,347,564.16

Finding the Fourth Proportional to 13,390,079.44, 18,231,104.33 and 13,347,564.16

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Solution

The fourth proportional to 13,390,079.44, 18,231,104.33 and 13,347,564.16 is: 18,173,218.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,390,079.44 : 18,231,104.33 = 13,347,564.16 : x
  2. Step 2: Convert to fraction form
    13,390,079.44/18,231,104.33 = 13,347,564.16/x
  3. Step 3: Cross multiply
    13,390,079.44x = 18,231,104.33 × 13,347,564.16
  4. Step 4: Simplify right side
    13,390,079.44x = 243,340,834,724,249.94
  5. Step 5: Solve for x
    x = 243,340,834,724,249.94/13,390,079.44
  6. Step 6: Final answer
    x = 18,173,218.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.