Home / 10,367,641.42-15,558,403.65-4,302,379.06

Finding the Fourth Proportional to 10,367,641.42, 15,558,403.65 and 4,302,379.06

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Solution

The fourth proportional to 10,367,641.42, 15,558,403.65 and 4,302,379.06 is: 6,456,449.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,641.42 : 15,558,403.65 = 4,302,379.06 : x
  2. Step 2: Convert to fraction form
    10,367,641.42/15,558,403.65 = 4,302,379.06/x
  3. Step 3: Cross multiply
    10,367,641.42x = 15,558,403.65 × 4,302,379.06
  4. Step 4: Simplify right side
    10,367,641.42x = 66,938,150,070,787.56
  5. Step 5: Solve for x
    x = 66,938,150,070,787.56/10,367,641.42
  6. Step 6: Final answer
    x = 6,456,449.19

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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.