Home / 6,911,692.12-9,538,364.22-3,772,127.70

Finding the Fourth Proportional to 6,911,692.12, 9,538,364.22 and 3,772,127.70

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Solution

The fourth proportional to 6,911,692.12, 9,538,364.22 and 3,772,127.70 is: 5,205,661.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,692.12 : 9,538,364.22 = 3,772,127.70 : x
  2. Step 2: Convert to fraction form
    6,911,692.12/9,538,364.22 = 3,772,127.70/x
  3. Step 3: Cross multiply
    6,911,692.12x = 9,538,364.22 × 3,772,127.70
  4. Step 4: Simplify right side
    6,911,692.12x = 35,979,927,872,805.42
  5. Step 5: Solve for x
    x = 35,979,927,872,805.42/6,911,692.12
  6. Step 6: Final answer
    x = 5,205,661.25

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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.