Home / 10,881,692.80-16,308,542.40-6,617,334.40

Finding the Fourth Proportional to 10,881,692.80, 16,308,542.40 and 6,617,334.40

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Solution

The fourth proportional to 10,881,692.80, 16,308,542.40 and 6,617,334.40 is: 9,917,489.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,881,692.80 : 16,308,542.40 = 6,617,334.40 : x
  2. Step 2: Convert to fraction form
    10,881,692.80/16,308,542.40 = 6,617,334.40/x
  3. Step 3: Cross multiply
    10,881,692.80x = 16,308,542.40 × 6,617,334.40
  4. Step 4: Simplify right side
    10,881,692.80x = 107,919,078,637,378.56
  5. Step 5: Solve for x
    x = 107,919,078,637,378.56/10,881,692.80
  6. Step 6: Final answer
    x = 9,917,489.92

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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.