Home / 10,115,488.20-15,175,200.60-2,927,256.60

Finding the Fourth Proportional to 10,115,488.20, 15,175,200.60 and 2,927,256.60

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Solution

The fourth proportional to 10,115,488.20, 15,175,200.60 and 2,927,256.60 is: 4,391,454.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,115,488.20 : 15,175,200.60 = 2,927,256.60 : x
  2. Step 2: Convert to fraction form
    10,115,488.20/15,175,200.60 = 2,927,256.60/x
  3. Step 3: Cross multiply
    10,115,488.20x = 15,175,200.60 × 2,927,256.60
  4. Step 4: Simplify right side
    10,115,488.20x = 44,421,706,112,673.96
  5. Step 5: Solve for x
    x = 44,421,706,112,673.96/10,115,488.20
  6. Step 6: Final answer
    x = 4,391,454.49

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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.