Home / 8,752,169.12-12,077,174.80-5,080,111.52

Finding the Fourth Proportional to 8,752,169.12, 12,077,174.80 and 5,080,111.52

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Solution

The fourth proportional to 8,752,169.12, 12,077,174.80 and 5,080,111.52 is: 7,010,078.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,752,169.12 : 12,077,174.80 = 5,080,111.52 : x
  2. Step 2: Convert to fraction form
    8,752,169.12/12,077,174.80 = 5,080,111.52/x
  3. Step 3: Cross multiply
    8,752,169.12x = 12,077,174.80 × 5,080,111.52
  4. Step 4: Simplify right side
    8,752,169.12x = 61,353,394,830,533.70
  5. Step 5: Solve for x
    x = 61,353,394,830,533.70/8,752,169.12
  6. Step 6: Final answer
    x = 7,010,078.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.