Home / 14,066,134.54-19,412,079.18-7,871,127.16

Finding the Fourth Proportional to 14,066,134.54, 19,412,079.18 and 7,871,127.16

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Solution

The fourth proportional to 14,066,134.54, 19,412,079.18 and 7,871,127.16 is: 10,862,610.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,066,134.54 : 19,412,079.18 = 7,871,127.16 : x
  2. Step 2: Convert to fraction form
    14,066,134.54/19,412,079.18 = 7,871,127.16/x
  3. Step 3: Cross multiply
    14,066,134.54x = 19,412,079.18 × 7,871,127.16
  4. Step 4: Simplify right side
    14,066,134.54x = 152,794,943,665,768.53
  5. Step 5: Solve for x
    x = 152,794,943,665,768.53/14,066,134.54
  6. Step 6: Final answer
    x = 10,862,610.71

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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.