Home / 5,462,388.60-7,536,970.80-3,138,832.20

Finding the Fourth Proportional to 5,462,388.60, 7,536,970.80 and 3,138,832.20

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Solution

The fourth proportional to 5,462,388.60, 7,536,970.80 and 3,138,832.20 is: 4,330,941.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462,388.60 : 7,536,970.80 = 3,138,832.20 : x
  2. Step 2: Convert to fraction form
    5,462,388.60/7,536,970.80 = 3,138,832.20/x
  3. Step 3: Cross multiply
    5,462,388.60x = 7,536,970.80 × 3,138,832.20
  4. Step 4: Simplify right side
    5,462,388.60x = 23,657,286,637,499.76
  5. Step 5: Solve for x
    x = 23,657,286,637,499.76/5,462,388.60
  6. Step 6: Final answer
    x = 4,330,941.71

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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.