Home / 19,716,108.66-27,347,426.55-19,191,753.54

Finding the Fourth Proportional to 19,716,108.66, 27,347,426.55 and 19,191,753.54

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Solution

The fourth proportional to 19,716,108.66, 27,347,426.55 and 19,191,753.54 is: 26,620,114.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,716,108.66 : 27,347,426.55 = 19,191,753.54 : x
  2. Step 2: Convert to fraction form
    19,716,108.66/27,347,426.55 = 19,191,753.54/x
  3. Step 3: Cross multiply
    19,716,108.66x = 27,347,426.55 × 19,191,753.54
  4. Step 4: Simplify right side
    19,716,108.66x = 524,845,070,300,852.50
  5. Step 5: Solve for x
    x = 524,845,070,300,852.50/19,716,108.66
  6. Step 6: Final answer
    x = 26,620,114.51

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.