Home / 10,362,630.60-15,543,945.90-3,630,169.80

Finding the Fourth Proportional to 10,362,630.60, 15,543,945.90 and 3,630,169.80

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Solution

The fourth proportional to 10,362,630.60, 15,543,945.90 and 3,630,169.80 is: 5,445,254.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362,630.60 : 15,543,945.90 = 3,630,169.80 : x
  2. Step 2: Convert to fraction form
    10,362,630.60/15,543,945.90 = 3,630,169.80/x
  3. Step 3: Cross multiply
    10,362,630.60x = 15,543,945.90 × 3,630,169.80
  4. Step 4: Simplify right side
    10,362,630.60x = 56,427,162,979,013.82
  5. Step 5: Solve for x
    x = 56,427,162,979,013.82/10,362,630.60
  6. Step 6: Final answer
    x = 5,445,254.70

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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.