Home / 8,984,370.60-13,476,555.90-7,815,200.40

Finding the Fourth Proportional to 8,984,370.60, 13,476,555.90 and 7,815,200.40

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Solution

The fourth proportional to 8,984,370.60, 13,476,555.90 and 7,815,200.40 is: 11,722,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,984,370.60 : 13,476,555.90 = 7,815,200.40 : x
  2. Step 2: Convert to fraction form
    8,984,370.60/13,476,555.90 = 7,815,200.40/x
  3. Step 3: Cross multiply
    8,984,370.60x = 13,476,555.90 × 7,815,200.40
  4. Step 4: Simplify right side
    8,984,370.60x = 105,321,985,060,302.38
  5. Step 5: Solve for x
    x = 105,321,985,060,302.38/8,984,370.60
  6. Step 6: Final answer
    x = 11,722,800.60

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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.