Home / 7,100,237.60-10,644,135.60-4,261,479.20

Finding the Fourth Proportional to 7,100,237.60, 10,644,135.60 and 4,261,479.20

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Solution

The fourth proportional to 7,100,237.60, 10,644,135.60 and 4,261,479.20 is: 6,388,485.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,100,237.60 : 10,644,135.60 = 4,261,479.20 : x
  2. Step 2: Convert to fraction form
    7,100,237.60/10,644,135.60 = 4,261,479.20/x
  3. Step 3: Cross multiply
    7,100,237.60x = 10,644,135.60 × 4,261,479.20
  4. Step 4: Simplify right side
    7,100,237.60x = 45,359,762,461,379.52
  5. Step 5: Solve for x
    x = 45,359,762,461,379.52/7,100,237.60
  6. Step 6: Final answer
    x = 6,388,485.15

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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.