Home / 54,647,812.40-81,971,718.60-14,258,296.40

Finding the Fourth Proportional to 54,647,812.40, 81,971,718.60 and 14,258,296.40

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Solution

The fourth proportional to 54,647,812.40, 81,971,718.60 and 14,258,296.40 is: 21,387,444.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,647,812.40 : 81,971,718.60 = 14,258,296.40 : x
  2. Step 2: Convert to fraction form
    54,647,812.40/81,971,718.60 = 14,258,296.40/x
  3. Step 3: Cross multiply
    54,647,812.40x = 81,971,718.60 × 14,258,296.40
  4. Step 4: Simplify right side
    54,647,812.40x = 1,168,777,060,216,193
  5. Step 5: Solve for x
    x = 1,168,777,060,216,193/54,647,812.40
  6. Step 6: Final answer
    x = 21,387,444.60

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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.