Home / 8,636,029.20-12,955,793.40-2,956,827.60

Finding the Fourth Proportional to 8,636,029.20, 12,955,793.40 and 2,956,827.60

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Solution

The fourth proportional to 8,636,029.20, 12,955,793.40 and 2,956,827.60 is: 4,435,840.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,636,029.20 : 12,955,793.40 = 2,956,827.60 : x
  2. Step 2: Convert to fraction form
    8,636,029.20/12,955,793.40 = 2,956,827.60/x
  3. Step 3: Cross multiply
    8,636,029.20x = 12,955,793.40 × 2,956,827.60
  4. Step 4: Simplify right side
    8,636,029.20x = 38,308,047,505,017.84
  5. Step 5: Solve for x
    x = 38,308,047,505,017.84/8,636,029.20
  6. Step 6: Final answer
    x = 4,435,840.43

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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.