Home / 19,226,405.80-28,839,608.70-18,554,559.40

Finding the Fourth Proportional to 19,226,405.80, 28,839,608.70 and 18,554,559.40

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Solution

The fourth proportional to 19,226,405.80, 28,839,608.70 and 18,554,559.40 is: 27,831,839.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,226,405.80 : 28,839,608.70 = 18,554,559.40 : x
  2. Step 2: Convert to fraction form
    19,226,405.80/28,839,608.70 = 18,554,559.40/x
  3. Step 3: Cross multiply
    19,226,405.80x = 28,839,608.70 × 18,554,559.40
  4. Step 4: Simplify right side
    19,226,405.80x = 535,106,232,696,906.75
  5. Step 5: Solve for x
    x = 535,106,232,696,906.75/19,226,405.80
  6. Step 6: Final answer
    x = 27,831,839.10

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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.