Home / 8,784,005.20-13,178,167.80-3,026,827.60

Finding the Fourth Proportional to 8,784,005.20, 13,178,167.80 and 3,026,827.60

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Solution

The fourth proportional to 8,784,005.20, 13,178,167.80 and 3,026,827.60 is: 4,540,985.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784,005.20 : 13,178,167.80 = 3,026,827.60 : x
  2. Step 2: Convert to fraction form
    8,784,005.20/13,178,167.80 = 3,026,827.60/x
  3. Step 3: Cross multiply
    8,784,005.20x = 13,178,167.80 × 3,026,827.60
  4. Step 4: Simplify right side
    8,784,005.20x = 39,888,042,014,471.28
  5. Step 5: Solve for x
    x = 39,888,042,014,471.28/8,784,005.20
  6. Step 6: Final answer
    x = 4,540,985.70

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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.