Home / 33,219,097.80-49,828,646.70-30,531,712.20

Finding the Fourth Proportional to 33,219,097.80, 49,828,646.70 and 30,531,712.20

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Solution

The fourth proportional to 33,219,097.80, 49,828,646.70 and 30,531,712.20 is: 45,797,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,219,097.80 : 49,828,646.70 = 30,531,712.20 : x
  2. Step 2: Convert to fraction form
    33,219,097.80/49,828,646.70 = 30,531,712.20/x
  3. Step 3: Cross multiply
    33,219,097.80x = 49,828,646.70 × 30,531,712.20
  4. Step 4: Simplify right side
    33,219,097.80x = 1,521,353,900,359,879.75
  5. Step 5: Solve for x
    x = 1,521,353,900,359,879.75/33,219,097.80
  6. Step 6: Final answer
    x = 45,797,568.30

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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.