Home / 13,614,342.03-18,787,792.40-7,502,770.53

Finding the Fourth Proportional to 13,614,342.03, 18,787,792.40 and 7,502,770.53

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Solution

The fourth proportional to 13,614,342.03, 18,787,792.40 and 7,502,770.53 is: 10,353,823.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,342.03 : 18,787,792.40 = 7,502,770.53 : x
  2. Step 2: Convert to fraction form
    13,614,342.03/18,787,792.40 = 7,502,770.53/x
  3. Step 3: Cross multiply
    13,614,342.03x = 18,787,792.40 × 7,502,770.53
  4. Step 4: Simplify right side
    13,614,342.03x = 140,960,495,104,964.12
  5. Step 5: Solve for x
    x = 140,960,495,104,964.12/13,614,342.03
  6. Step 6: Final answer
    x = 10,353,823.55

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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.