Home / 10,076,430.40-15,110,815.16-3,251,980.60

Finding the Fourth Proportional to 10,076,430.40, 15,110,815.16 and 3,251,980.60

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Solution

The fourth proportional to 10,076,430.40, 15,110,815.16 and 3,251,980.60 is: 4,876,734.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,076,430.40 : 15,110,815.16 = 3,251,980.60 : x
  2. Step 2: Convert to fraction form
    10,076,430.40/15,110,815.16 = 3,251,980.60/x
  3. Step 3: Cross multiply
    10,076,430.40x = 15,110,815.16 × 3,251,980.60
  4. Step 4: Simplify right side
    10,076,430.40x = 49,140,077,750,505.90
  5. Step 5: Solve for x
    x = 49,140,077,750,505.90/10,076,430.40
  6. Step 6: Final answer
    x = 4,876,734.70

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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.