Home / 54,133,017.66-74,707,523.61-30,927,646.40

Finding the Fourth Proportional to 54,133,017.66, 74,707,523.61 and 30,927,646.40

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Solution

The fourth proportional to 54,133,017.66, 74,707,523.61 and 30,927,646.40 is: 42,682,414.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,133,017.66 : 74,707,523.61 = 30,927,646.40 : x
  2. Step 2: Convert to fraction form
    54,133,017.66/74,707,523.61 = 30,927,646.40/x
  3. Step 3: Cross multiply
    54,133,017.66x = 74,707,523.61 × 30,927,646.40
  4. Step 4: Simplify right side
    54,133,017.66x = 2,310,527,873,140,215.50
  5. Step 5: Solve for x
    x = 2,310,527,873,140,215.50/54,133,017.66
  6. Step 6: Final answer
    x = 42,682,414.04

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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.