Home / 14,587,839.90-21,852,891.45-12,792,750.30

Finding the Fourth Proportional to 14,587,839.90, 21,852,891.45 and 12,792,750.30

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Solution

The fourth proportional to 14,587,839.90, 21,852,891.45 and 12,792,750.30 is: 19,163,809.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,587,839.90 : 21,852,891.45 = 12,792,750.30 : x
  2. Step 2: Convert to fraction form
    14,587,839.90/21,852,891.45 = 12,792,750.30/x
  3. Step 3: Cross multiply
    14,587,839.90x = 21,852,891.45 × 12,792,750.30
  4. Step 4: Simplify right side
    14,587,839.90x = 279,558,583,652,854.94
  5. Step 5: Solve for x
    x = 279,558,583,652,854.94/14,587,839.90
  6. Step 6: Final answer
    x = 19,163,809.42

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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.