Home / 9,209,162.22-13,813,733.60-3,143,390.55

Finding the Fourth Proportional to 9,209,162.22, 13,813,733.60 and 3,143,390.55

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Solution

The fourth proportional to 9,209,162.22, 13,813,733.60 and 3,143,390.55 is: 4,715,082.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209,162.22 : 13,813,733.60 = 3,143,390.55 : x
  2. Step 2: Convert to fraction form
    9,209,162.22/13,813,733.60 = 3,143,390.55/x
  3. Step 3: Cross multiply
    9,209,162.22x = 13,813,733.60 × 3,143,390.55
  4. Step 4: Simplify right side
    9,209,162.22x = 43,421,959,658,457.48
  5. Step 5: Solve for x
    x = 43,421,959,658,457.48/9,209,162.22
  6. Step 6: Final answer
    x = 4,715,082.50

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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.