Home / 17,918,783.20-26,880,143.10-6,561,692.20

Finding the Fourth Proportional to 17,918,783.20, 26,880,143.10 and 6,561,692.20

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Solution

The fourth proportional to 17,918,783.20, 26,880,143.10 and 6,561,692.20 is: 9,843,259.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,918,783.20 : 26,880,143.10 = 6,561,692.20 : x
  2. Step 2: Convert to fraction form
    17,918,783.20/26,880,143.10 = 6,561,692.20/x
  3. Step 3: Cross multiply
    17,918,783.20x = 26,880,143.10 × 6,561,692.20
  4. Step 4: Simplify right side
    17,918,783.20x = 176,379,225,314,153.84
  5. Step 5: Solve for x
    x = 176,379,225,314,153.84/17,918,783.20
  6. Step 6: Final answer
    x = 9,843,259.07

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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.