Home / 8,252,787.60-12,355,561.80-7,308,003.60

Finding the Fourth Proportional to 8,252,787.60, 12,355,561.80 and 7,308,003.60

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Solution

The fourth proportional to 8,252,787.60, 12,355,561.80 and 7,308,003.60 is: 10,941,089.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252,787.60 : 12,355,561.80 = 7,308,003.60 : x
  2. Step 2: Convert to fraction form
    8,252,787.60/12,355,561.80 = 7,308,003.60/x
  3. Step 3: Cross multiply
    8,252,787.60x = 12,355,561.80 × 7,308,003.60
  4. Step 4: Simplify right side
    8,252,787.60x = 90,294,490,114,422.48
  5. Step 5: Solve for x
    x = 90,294,490,114,422.48/8,252,787.60
  6. Step 6: Final answer
    x = 10,941,089.79

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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.