Home / 5,137,010.40-7,088,241.33-3,072,878.91

Finding the Fourth Proportional to 5,137,010.40, 7,088,241.33 and 3,072,878.91

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Solution

The fourth proportional to 5,137,010.40, 7,088,241.33 and 3,072,878.91 is: 4,240,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137,010.40 : 7,088,241.33 = 3,072,878.91 : x
  2. Step 2: Convert to fraction form
    5,137,010.40/7,088,241.33 = 3,072,878.91/x
  3. Step 3: Cross multiply
    5,137,010.40x = 7,088,241.33 × 3,072,878.91
  4. Step 4: Simplify right side
    5,137,010.40x = 21,781,307,291,947.35
  5. Step 5: Solve for x
    x = 21,781,307,291,947.35/5,137,010.40
  6. Step 6: Final answer
    x = 4,240,074.60

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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.