Home / 54,518,904.80-81,668,132.40-33,985,599.20

Finding the Fourth Proportional to 54,518,904.80, 81,668,132.40 and 33,985,599.20

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Solution

The fourth proportional to 54,518,904.80, 81,668,132.40 and 33,985,599.20 is: 50,909,687.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,518,904.80 : 81,668,132.40 = 33,985,599.20 : x
  2. Step 2: Convert to fraction form
    54,518,904.80/81,668,132.40 = 33,985,599.20/x
  3. Step 3: Cross multiply
    54,518,904.80x = 81,668,132.40 × 33,985,599.20
  4. Step 4: Simplify right side
    54,518,904.80x = 2,775,540,415,158,934.50
  5. Step 5: Solve for x
    x = 2,775,540,415,158,934.50/54,518,904.80
  6. Step 6: Final answer
    x = 50,909,687.66

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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.