Home / 14,008,618.80-21,021,785.55-8,251,341.30

Finding the Fourth Proportional to 14,008,618.80, 21,021,785.55 and 8,251,341.30

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Solution

The fourth proportional to 14,008,618.80, 21,021,785.55 and 8,251,341.30 is: 12,382,229.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,008,618.80 : 21,021,785.55 = 8,251,341.30 : x
  2. Step 2: Convert to fraction form
    14,008,618.80/21,021,785.55 = 8,251,341.30/x
  3. Step 3: Cross multiply
    14,008,618.80x = 21,021,785.55 × 8,251,341.30
  4. Step 4: Simplify right side
    14,008,618.80x = 173,457,927,308,458.22
  5. Step 5: Solve for x
    x = 173,457,927,308,458.22/14,008,618.80
  6. Step 6: Final answer
    x = 12,382,229.10

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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.