Home / 55,433,106.36-76,498,181.64-30,654,969.84

Finding the Fourth Proportional to 55,433,106.36, 76,498,181.64 and 30,654,969.84

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Solution

The fourth proportional to 55,433,106.36, 76,498,181.64 and 30,654,969.84 is: 42,304,132.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,433,106.36 : 76,498,181.64 = 30,654,969.84 : x
  2. Step 2: Convert to fraction form
    55,433,106.36/76,498,181.64 = 30,654,969.84/x
  3. Step 3: Cross multiply
    55,433,106.36x = 76,498,181.64 × 30,654,969.84
  4. Step 4: Simplify right side
    55,433,106.36x = 2,345,049,450,989,041.50
  5. Step 5: Solve for x
    x = 2,345,049,450,989,041.50/55,433,106.36
  6. Step 6: Final answer
    x = 42,304,132.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.