Home / 51,792,429.84-71,472,449.16-28,270,185.36

Finding the Fourth Proportional to 51,792,429.84, 71,472,449.16 and 28,270,185.36

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Solution

The fourth proportional to 51,792,429.84, 71,472,449.16 and 28,270,185.36 is: 39,012,253.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,792,429.84 : 71,472,449.16 = 28,270,185.36 : x
  2. Step 2: Convert to fraction form
    51,792,429.84/71,472,449.16 = 28,270,185.36/x
  3. Step 3: Cross multiply
    51,792,429.84x = 71,472,449.16 × 28,270,185.36
  4. Step 4: Simplify right side
    51,792,429.84x = 2,020,539,385,886,376.25
  5. Step 5: Solve for x
    x = 2,020,539,385,886,376.25/51,792,429.84
  6. Step 6: Final answer
    x = 39,012,253.18

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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.