Home / 43,203,679.91-64,805,585.48-17,644,689.32

Finding the Fourth Proportional to 43,203,679.91, 64,805,585.48 and 17,644,689.32

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Solution

The fourth proportional to 43,203,679.91, 64,805,585.48 and 17,644,689.32 is: 26,467,060.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,203,679.91 : 64,805,585.48 = 17,644,689.32 : x
  2. Step 2: Convert to fraction form
    43,203,679.91/64,805,585.48 = 17,644,689.32/x
  3. Step 3: Cross multiply
    43,203,679.91x = 64,805,585.48 × 17,644,689.32
  4. Step 4: Simplify right side
    43,203,679.91x = 1,143,474,421,715,387
  5. Step 5: Solve for x
    x = 1,143,474,421,715,387/43,203,679.91
  6. Step 6: Final answer
    x = 26,467,060.77

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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.