Home / 19,659,066.80-27,129,638.13-10,957,791.16

Finding the Fourth Proportional to 19,659,066.80, 27,129,638.13 and 10,957,791.16

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Solution

The fourth proportional to 19,659,066.80, 27,129,638.13 and 10,957,791.16 is: 15,121,822.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,659,066.80 : 27,129,638.13 = 10,957,791.16 : x
  2. Step 2: Convert to fraction form
    19,659,066.80/27,129,638.13 = 10,957,791.16/x
  3. Step 3: Cross multiply
    19,659,066.80x = 27,129,638.13 × 10,957,791.16
  4. Step 4: Simplify right side
    19,659,066.80x = 297,280,908,739,264.69
  5. Step 5: Solve for x
    x = 297,280,908,739,264.69/19,659,066.80
  6. Step 6: Final answer
    x = 15,121,822.00

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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.