Home / 8,578,110.87-12,869,656.65-3,457,898.37

Finding the Fourth Proportional to 8,578,110.87, 12,869,656.65 and 3,457,898.37

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Solution

The fourth proportional to 8,578,110.87, 12,869,656.65 and 3,457,898.37 is: 5,187,851.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,578,110.87 : 12,869,656.65 = 3,457,898.37 : x
  2. Step 2: Convert to fraction form
    8,578,110.87/12,869,656.65 = 3,457,898.37/x
  3. Step 3: Cross multiply
    8,578,110.87x = 12,869,656.65 × 3,457,898.37
  4. Step 4: Simplify right side
    8,578,110.87x = 44,501,964,752,494.66
  5. Step 5: Solve for x
    x = 44,501,964,752,494.66/8,578,110.87
  6. Step 6: Final answer
    x = 5,187,851.43

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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.