Home / 31,182,069.75-46,772,317.31-8,462,376.51

Finding the Fourth Proportional to 31,182,069.75, 46,772,317.31 and 8,462,376.51

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Solution

The fourth proportional to 31,182,069.75, 46,772,317.31 and 8,462,376.51 is: 12,693,351.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,182,069.75 : 46,772,317.31 = 8,462,376.51 : x
  2. Step 2: Convert to fraction form
    31,182,069.75/46,772,317.31 = 8,462,376.51/x
  3. Step 3: Cross multiply
    31,182,069.75x = 46,772,317.31 × 8,462,376.51
  4. Step 4: Simplify right side
    31,182,069.75x = 395,804,959,280,098.50
  5. Step 5: Solve for x
    x = 395,804,959,280,098.50/31,182,069.75
  6. Step 6: Final answer
    x = 12,693,351.10

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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.