Home / 27,857,950.21-38,444,045.40-15,468,066.69

Finding the Fourth Proportional to 27,857,950.21, 38,444,045.40 and 15,468,066.69

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Solution

The fourth proportional to 27,857,950.21, 38,444,045.40 and 15,468,066.69 is: 21,345,973.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,857,950.21 : 38,444,045.40 = 15,468,066.69 : x
  2. Step 2: Convert to fraction form
    27,857,950.21/38,444,045.40 = 15,468,066.69/x
  3. Step 3: Cross multiply
    27,857,950.21x = 38,444,045.40 × 15,468,066.69
  4. Step 4: Simplify right side
    27,857,950.21x = 594,655,057,936,422.50
  5. Step 5: Solve for x
    x = 594,655,057,936,422.50/27,857,950.21
  6. Step 6: Final answer
    x = 21,345,973.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.