Home / 8,699,888.02-13,049,963.28-3,020,292.78

Finding the Fourth Proportional to 8,699,888.02, 13,049,963.28 and 3,020,292.78

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Solution

The fourth proportional to 8,699,888.02, 13,049,963.28 and 3,020,292.78 is: 4,530,484.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,699,888.02 : 13,049,963.28 = 3,020,292.78 : x
  2. Step 2: Convert to fraction form
    8,699,888.02/13,049,963.28 = 3,020,292.78/x
  3. Step 3: Cross multiply
    8,699,888.02x = 13,049,963.28 × 3,020,292.78
  4. Step 4: Simplify right side
    8,699,888.02x = 39,414,709,873,849.12
  5. Step 5: Solve for x
    x = 39,414,709,873,849.12/8,699,888.02
  6. Step 6: Final answer
    x = 4,530,484.74

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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.