Home / 19,520,161.79-26,937,825.83-10,818,896.17

Finding the Fourth Proportional to 19,520,161.79, 26,937,825.83 and 10,818,896.17

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Solution

The fourth proportional to 19,520,161.79, 26,937,825.83 and 10,818,896.17 is: 14,930,078.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520,161.79 : 26,937,825.83 = 10,818,896.17 : x
  2. Step 2: Convert to fraction form
    19,520,161.79/26,937,825.83 = 10,818,896.17/x
  3. Step 3: Cross multiply
    19,520,161.79x = 26,937,825.83 × 10,818,896.17
  4. Step 4: Simplify right side
    19,520,161.79x = 291,437,540,646,219.56
  5. Step 5: Solve for x
    x = 291,437,540,646,219.56/19,520,161.79
  6. Step 6: Final answer
    x = 14,930,078.13

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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.