Home / 21,633,549.34-29,855,956.12-12,341,323.96

Finding the Fourth Proportional to 21,633,549.34, 29,855,956.12 and 12,341,323.96

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Solution

The fourth proportional to 21,633,549.34, 29,855,956.12 and 12,341,323.96 is: 17,031,972.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,633,549.34 : 29,855,956.12 = 12,341,323.96 : x
  2. Step 2: Convert to fraction form
    21,633,549.34/29,855,956.12 = 12,341,323.96/x
  3. Step 3: Cross multiply
    21,633,549.34x = 29,855,956.12 × 12,341,323.96
  4. Step 4: Simplify right side
    21,633,549.34x = 368,462,026,612,464.69
  5. Step 5: Solve for x
    x = 368,462,026,612,464.69/21,633,549.34
  6. Step 6: Final answer
    x = 17,031,972.92

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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.