Home / 9,081,799.80-13,607,284.05-5,479,998.45

Finding the Fourth Proportional to 9,081,799.80, 13,607,284.05 and 5,479,998.45

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Solution

The fourth proportional to 9,081,799.80, 13,607,284.05 and 5,479,998.45 is: 8,210,695.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081,799.80 : 13,607,284.05 = 5,479,998.45 : x
  2. Step 2: Convert to fraction form
    9,081,799.80/13,607,284.05 = 5,479,998.45/x
  3. Step 3: Cross multiply
    9,081,799.80x = 13,607,284.05 × 5,479,998.45
  4. Step 4: Simplify right side
    9,081,799.80x = 74,567,895,502,709.73
  5. Step 5: Solve for x
    x = 74,567,895,502,709.73/9,081,799.80
  6. Step 6: Final answer
    x = 8,210,695.80

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1.5x scale

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.