Home / 13,367,111.04-18,446,135.88-7,565,768.19

Finding the Fourth Proportional to 13,367,111.04, 18,446,135.88 and 7,565,768.19

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Solution

The fourth proportional to 13,367,111.04, 18,446,135.88 and 7,565,768.19 is: 10,440,489.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,367,111.04 : 18,446,135.88 = 7,565,768.19 : x
  2. Step 2: Convert to fraction form
    13,367,111.04/18,446,135.88 = 7,565,768.19/x
  3. Step 3: Cross multiply
    13,367,111.04x = 18,446,135.88 × 7,565,768.19
  4. Step 4: Simplify right side
    13,367,111.04x = 139,559,188,069,321.66
  5. Step 5: Solve for x
    x = 139,559,188,069,321.66/13,367,111.04
  6. Step 6: Final answer
    x = 10,440,489.92

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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.