Home / 9,181,958.51-12,671,209.18-5,261,637.08

Finding the Fourth Proportional to 9,181,958.51, 12,671,209.18 and 5,261,637.08

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Solution

The fourth proportional to 9,181,958.51, 12,671,209.18 and 5,261,637.08 is: 7,261,120.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181,958.51 : 12,671,209.18 = 5,261,637.08 : x
  2. Step 2: Convert to fraction form
    9,181,958.51/12,671,209.18 = 5,261,637.08/x
  3. Step 3: Cross multiply
    9,181,958.51x = 12,671,209.18 × 5,261,637.08
  4. Step 4: Simplify right side
    9,181,958.51x = 66,671,304,108,179.46
  5. Step 5: Solve for x
    x = 66,671,304,108,179.46/9,181,958.51
  6. Step 6: Final answer
    x = 7,261,120.16

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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.