Home / 14,587,849.40-21,852,905.70-12,792,759.80

Finding the Fourth Proportional to 14,587,849.40, 21,852,905.70 and 12,792,759.80

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Solution

The fourth proportional to 14,587,849.40, 21,852,905.70 and 12,792,759.80 is: 19,163,823.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,587,849.40 : 21,852,905.70 = 12,792,759.80 : x
  2. Step 2: Convert to fraction form
    14,587,849.40/21,852,905.70 = 12,792,759.80/x
  3. Step 3: Cross multiply
    14,587,849.40x = 21,852,905.70 × 12,792,759.80
  4. Step 4: Simplify right side
    14,587,849.40x = 279,558,973,552,150.88
  5. Step 5: Solve for x
    x = 279,558,973,552,150.88/14,587,849.40
  6. Step 6: Final answer
    x = 19,163,823.66

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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.