Home / 21,017,176.08-29,003,689.89-11,359,384.08

Finding the Fourth Proportional to 21,017,176.08, 29,003,689.89 and 11,359,384.08

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Solution

The fourth proportional to 21,017,176.08, 29,003,689.89 and 11,359,384.08 is: 15,675,942.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,017,176.08 : 29,003,689.89 = 11,359,384.08 : x
  2. Step 2: Convert to fraction form
    21,017,176.08/29,003,689.89 = 11,359,384.08/x
  3. Step 3: Cross multiply
    21,017,176.08x = 29,003,689.89 × 11,359,384.08
  4. Step 4: Simplify right side
    21,017,176.08x = 329,464,053,197,722.94
  5. Step 5: Solve for x
    x = 329,464,053,197,722.94/21,017,176.08
  6. Step 6: Final answer
    x = 15,675,942.95

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