Home / 7,443,037.20-11,164,555.80-7,380,051.60

Finding the Fourth Proportional to 7,443,037.20, 11,164,555.80 and 7,380,051.60

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Solution

The fourth proportional to 7,443,037.20, 11,164,555.80 and 7,380,051.60 is: 11,070,077.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,443,037.20 : 11,164,555.80 = 7,380,051.60 : x
  2. Step 2: Convert to fraction form
    7,443,037.20/11,164,555.80 = 7,380,051.60/x
  3. Step 3: Cross multiply
    7,443,037.20x = 11,164,555.80 × 7,380,051.60
  4. Step 4: Simplify right side
    7,443,037.20x = 82,394,997,895,079.28
  5. Step 5: Solve for x
    x = 82,394,997,895,079.28/7,443,037.20
  6. Step 6: Final answer
    x = 11,070,077.40

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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.