Home / 42,836,664.30-64,112,907-39,007,336.62

Finding the Fourth Proportional to 42,836,664.30, 64,112,907 and 39,007,336.62

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Solution

The fourth proportional to 42,836,664.30, 64,112,907 and 39,007,336.62 is: 58,381,617.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,836,664.30 : 64,112,907 = 39,007,336.62 : x
  2. Step 2: Convert to fraction form
    42,836,664.30/64,112,907 = 39,007,336.62/x
  3. Step 3: Cross multiply
    42,836,664.30x = 64,112,907 × 39,007,336.62
  4. Step 4: Simplify right side
    42,836,664.30x = 2,500,873,745,035,754
  5. Step 5: Solve for x
    x = 2,500,873,745,035,754/42,836,664.30
  6. Step 6: Final answer
    x = 58,381,617.38

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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.