Home / 36,668,039.55-54,918,078.53-18,696,148.35

Finding the Fourth Proportional to 36,668,039.55, 54,918,078.53 and 18,696,148.35

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Solution

The fourth proportional to 36,668,039.55, 54,918,078.53 and 18,696,148.35 is: 28,001,402.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,668,039.55 : 54,918,078.53 = 18,696,148.35 : x
  2. Step 2: Convert to fraction form
    36,668,039.55/54,918,078.53 = 18,696,148.35/x
  3. Step 3: Cross multiply
    36,668,039.55x = 54,918,078.53 × 18,696,148.35
  4. Step 4: Simplify right side
    36,668,039.55x = 1,026,756,543,200,349.25
  5. Step 5: Solve for x
    x = 1,026,756,543,200,349.25/36,668,039.55
  6. Step 6: Final answer
    x = 28,001,402.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.