Home / 8,590,216.95-12,885,028.16-2,200,531.95

Finding the Fourth Proportional to 8,590,216.95, 12,885,028.16 and 2,200,531.95

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Solution

The fourth proportional to 8,590,216.95, 12,885,028.16 and 2,200,531.95 is: 3,300,721.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590,216.95 : 12,885,028.16 = 2,200,531.95 : x
  2. Step 2: Convert to fraction form
    8,590,216.95/12,885,028.16 = 2,200,531.95/x
  3. Step 3: Cross multiply
    8,590,216.95x = 12,885,028.16 × 2,200,531.95
  4. Step 4: Simplify right side
    8,590,216.95x = 28,353,916,131,727.05
  5. Step 5: Solve for x
    x = 28,353,916,131,727.05/8,590,216.95
  6. Step 6: Final answer
    x = 3,300,721.77

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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.