Home / 12,396,802.50-18,584,552.78-4,308,727.86

Finding the Fourth Proportional to 12,396,802.50, 18,584,552.78 and 4,308,727.86

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Solution

The fourth proportional to 12,396,802.50, 18,584,552.78 and 4,308,727.86 is: 6,459,389.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,396,802.50 : 18,584,552.78 = 4,308,727.86 : x
  2. Step 2: Convert to fraction form
    12,396,802.50/18,584,552.78 = 4,308,727.86/x
  3. Step 3: Cross multiply
    12,396,802.50x = 18,584,552.78 × 4,308,727.86
  4. Step 4: Simplify right side
    12,396,802.50x = 80,075,780,328,826.47
  5. Step 5: Solve for x
    x = 80,075,780,328,826.47/12,396,802.50
  6. Step 6: Final answer
    x = 6,459,389.86

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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.