Home / 20,984,860.12-31,464,468.28-10,058,393.17

Finding the Fourth Proportional to 20,984,860.12, 31,464,468.28 and 10,058,393.17

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Solution

The fourth proportional to 20,984,860.12, 31,464,468.28 and 10,058,393.17 is: 15,081,444.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,984,860.12 : 31,464,468.28 = 10,058,393.17 : x
  2. Step 2: Convert to fraction form
    20,984,860.12/31,464,468.28 = 10,058,393.17/x
  3. Step 3: Cross multiply
    20,984,860.12x = 31,464,468.28 × 10,058,393.17
  4. Step 4: Simplify right side
    20,984,860.12x = 316,481,992,845,233.69
  5. Step 5: Solve for x
    x = 316,481,992,845,233.69/20,984,860.12
  6. Step 6: Final answer
    x = 15,081,444.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.