Home / 13,092,834.67-18,068,672.42-7,291,616.41

Finding the Fourth Proportional to 13,092,834.67, 18,068,672.42 and 7,291,616.41

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Solution

The fourth proportional to 13,092,834.67, 18,068,672.42 and 7,291,616.41 is: 10,062,742.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092,834.67 : 18,068,672.42 = 7,291,616.41 : x
  2. Step 2: Convert to fraction form
    13,092,834.67/18,068,672.42 = 7,291,616.41/x
  3. Step 3: Cross multiply
    13,092,834.67x = 18,068,672.42 × 7,291,616.41
  4. Step 4: Simplify right side
    13,092,834.67x = 131,749,828,272,303.48
  5. Step 5: Solve for x
    x = 131,749,828,272,303.48/13,092,834.67
  6. Step 6: Final answer
    x = 10,062,742.84

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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.