Home / 12,521,741.54-17,276,081.15-7,014,372.53

Finding the Fourth Proportional to 12,521,741.54, 17,276,081.15 and 7,014,372.53

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Solution

The fourth proportional to 12,521,741.54, 17,276,081.15 and 7,014,372.53 is: 9,677,636.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,521,741.54 : 17,276,081.15 = 7,014,372.53 : x
  2. Step 2: Convert to fraction form
    12,521,741.54/17,276,081.15 = 7,014,372.53/x
  3. Step 3: Cross multiply
    12,521,741.54x = 17,276,081.15 × 7,014,372.53
  4. Step 4: Simplify right side
    12,521,741.54x = 121,180,868,975,766.34
  5. Step 5: Solve for x
    x = 121,180,868,975,766.34/12,521,741.54
  6. Step 6: Final answer
    x = 9,677,636.98

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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.