Home / 9,985,488.30-14,978,232.45-4,946,640.30

Finding the Fourth Proportional to 9,985,488.30, 14,978,232.45 and 4,946,640.30

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Solution

The fourth proportional to 9,985,488.30, 14,978,232.45 and 4,946,640.30 is: 7,419,960.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,985,488.30 : 14,978,232.45 = 4,946,640.30 : x
  2. Step 2: Convert to fraction form
    9,985,488.30/14,978,232.45 = 4,946,640.30/x
  3. Step 3: Cross multiply
    9,985,488.30x = 14,978,232.45 × 4,946,640.30
  4. Step 4: Simplify right side
    9,985,488.30x = 74,091,928,259,937.73
  5. Step 5: Solve for x
    x = 74,091,928,259,937.73/9,985,488.30
  6. Step 6: Final answer
    x = 7,419,960.45

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Similar ratio
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1.5x scale

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.