Home / 40,255,145.23-60,326,853.39-18,341,971.57

Finding the Fourth Proportional to 40,255,145.23, 60,326,853.39 and 18,341,971.57

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Solution

The fourth proportional to 40,255,145.23, 60,326,853.39 and 18,341,971.57 is: 27,487,503.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,255,145.23 : 60,326,853.39 = 18,341,971.57 : x
  2. Step 2: Convert to fraction form
    40,255,145.23/60,326,853.39 = 18,341,971.57/x
  3. Step 3: Cross multiply
    40,255,145.23x = 60,326,853.39 × 18,341,971.57
  4. Step 4: Simplify right side
    40,255,145.23x = 1,106,513,429,744,243.12
  5. Step 5: Solve for x
    x = 1,106,513,429,744,243.12/40,255,145.23
  6. Step 6: Final answer
    x = 27,487,503.11

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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.