Home / 54,329,509.34-81,485,405.28-15,982,055.18

Finding the Fourth Proportional to 54,329,509.34, 81,485,405.28 and 15,982,055.18

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Solution

The fourth proportional to 54,329,509.34, 81,485,405.28 and 15,982,055.18 is: 23,970,476.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,329,509.34 : 81,485,405.28 = 15,982,055.18 : x
  2. Step 2: Convert to fraction form
    54,329,509.34/81,485,405.28 = 15,982,055.18/x
  3. Step 3: Cross multiply
    54,329,509.34x = 81,485,405.28 × 15,982,055.18
  4. Step 4: Simplify right side
    54,329,509.34x = 1,302,304,243,549,623.25
  5. Step 5: Solve for x
    x = 1,302,304,243,549,623.25/54,329,509.34
  6. Step 6: Final answer
    x = 23,970,476.81

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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.