Home / 8,078,374.80-12,111,535.80-4,882,827.60

Finding the Fourth Proportional to 8,078,374.80, 12,111,535.80 and 4,882,827.60

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Solution

The fourth proportional to 8,078,374.80, 12,111,535.80 and 4,882,827.60 is: 7,320,598.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,078,374.80 : 12,111,535.80 = 4,882,827.60 : x
  2. Step 2: Convert to fraction form
    8,078,374.80/12,111,535.80 = 4,882,827.60/x
  3. Step 3: Cross multiply
    8,078,374.80x = 12,111,535.80 × 4,882,827.60
  4. Step 4: Simplify right side
    8,078,374.80x = 59,138,541,282,628.08
  5. Step 5: Solve for x
    x = 59,138,541,282,628.08/8,078,374.80
  6. Step 6: Final answer
    x = 7,320,598.85

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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.