Home / 28,406,849.64-42,616,589.22-13,252,514.28

Finding the Fourth Proportional to 28,406,849.64, 42,616,589.22 and 13,252,514.28

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Solution

The fourth proportional to 28,406,849.64, 42,616,589.22 and 13,252,514.28 is: 19,881,717.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,406,849.64 : 42,616,589.22 = 13,252,514.28 : x
  2. Step 2: Convert to fraction form
    28,406,849.64/42,616,589.22 = 13,252,514.28/x
  3. Step 3: Cross multiply
    28,406,849.64x = 42,616,589.22 × 13,252,514.28
  4. Step 4: Simplify right side
    28,406,849.64x = 564,776,957,202,944
  5. Step 5: Solve for x
    x = 564,776,957,202,944/28,406,849.64
  6. Step 6: Final answer
    x = 19,881,717.42

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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.