Home / 81,632,942.88-112,653,439.84-44,963,513.88

Finding the Fourth Proportional to 81,632,942.88, 112,653,439.84 and 44,963,513.88

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Solution

The fourth proportional to 81,632,942.88, 112,653,439.84 and 44,963,513.88 is: 62,049,637.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,632,942.88 : 112,653,439.84 = 44,963,513.88 : x
  2. Step 2: Convert to fraction form
    81,632,942.88/112,653,439.84 = 44,963,513.88/x
  3. Step 3: Cross multiply
    81,632,942.88x = 112,653,439.84 × 44,963,513.88
  4. Step 4: Simplify right side
    81,632,942.88x = 5,065,294,505,875,585
  5. Step 5: Solve for x
    x = 5,065,294,505,875,585/81,632,942.88
  6. Step 6: Final answer
    x = 62,049,637.40

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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.