Home / 7,338,612.40-11,002,669.80-3,291,787.60

Finding the Fourth Proportional to 7,338,612.40, 11,002,669.80 and 3,291,787.60

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Solution

The fourth proportional to 7,338,612.40, 11,002,669.80 and 3,291,787.60 is: 4,935,327.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,612.40 : 11,002,669.80 = 3,291,787.60 : x
  2. Step 2: Convert to fraction form
    7,338,612.40/11,002,669.80 = 3,291,787.60/x
  3. Step 3: Cross multiply
    7,338,612.40x = 11,002,669.80 × 3,291,787.60
  4. Step 4: Simplify right side
    7,338,612.40x = 36,218,452,014,534.48
  5. Step 5: Solve for x
    x = 36,218,452,014,534.48/7,338,612.40
  6. Step 6: Final answer
    x = 4,935,327.01

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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.