Home / 21,692,057.72-29,937,694.50-12,524,685.08

Finding the Fourth Proportional to 21,692,057.72, 29,937,694.50 and 12,524,685.08

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Solution

The fourth proportional to 21,692,057.72, 29,937,694.50 and 12,524,685.08 is: 17,285,598.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,692,057.72 : 29,937,694.50 = 12,524,685.08 : x
  2. Step 2: Convert to fraction form
    21,692,057.72/29,937,694.50 = 12,524,685.08/x
  3. Step 3: Cross multiply
    21,692,057.72x = 29,937,694.50 × 12,524,685.08
  4. Step 4: Simplify right side
    21,692,057.72x = 374,960,195,633,748.06
  5. Step 5: Solve for x
    x = 374,960,195,633,748.06/21,692,057.72
  6. Step 6: Final answer
    x = 17,285,598.28

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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.