Home / 7,020,142.60-10,530,213.90-4,025,864.20

Finding the Fourth Proportional to 7,020,142.60, 10,530,213.90 and 4,025,864.20

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Solution

The fourth proportional to 7,020,142.60, 10,530,213.90 and 4,025,864.20 is: 6,038,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020,142.60 : 10,530,213.90 = 4,025,864.20 : x
  2. Step 2: Convert to fraction form
    7,020,142.60/10,530,213.90 = 4,025,864.20/x
  3. Step 3: Cross multiply
    7,020,142.60x = 10,530,213.90 × 4,025,864.20
  4. Step 4: Simplify right side
    7,020,142.60x = 42,393,211,158,352.38
  5. Step 5: Solve for x
    x = 42,393,211,158,352.38/7,020,142.60
  6. Step 6: Final answer
    x = 6,038,796.30

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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.