Home / 23,677,928-32,675,569.84-12,812,912

Finding the Fourth Proportional to 23,677,928, 32,675,569.84 and 12,812,912

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Solution

The fourth proportional to 23,677,928, 32,675,569.84 and 12,812,912 is: 17,681,834.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,677,928 : 32,675,569.84 = 12,812,912 : x
  2. Step 2: Convert to fraction form
    23,677,928/32,675,569.84 = 12,812,912/x
  3. Step 3: Cross multiply
    23,677,928x = 32,675,569.84 × 12,812,912
  4. Step 4: Simplify right side
    23,677,928x = 418,669,200,909,774.06
  5. Step 5: Solve for x
    x = 418,669,200,909,774.06/23,677,928
  6. Step 6: Final answer
    x = 17,681,834.36

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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.