Home / 8,785,604.80-13,164,410.40-6,518,123.20

Finding the Fourth Proportional to 8,785,604.80, 13,164,410.40 and 6,518,123.20

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Solution

The fourth proportional to 8,785,604.80, 13,164,410.40 and 6,518,123.20 is: 9,766,800.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,785,604.80 : 13,164,410.40 = 6,518,123.20 : x
  2. Step 2: Convert to fraction form
    8,785,604.80/13,164,410.40 = 6,518,123.20/x
  3. Step 3: Cross multiply
    8,785,604.80x = 13,164,410.40 × 6,518,123.20
  4. Step 4: Simplify right side
    8,785,604.80x = 85,807,248,842,561.28
  5. Step 5: Solve for x
    x = 85,807,248,842,561.28/8,785,604.80
  6. Step 6: Final answer
    x = 9,766,800.44

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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.