Home / 9,869,972.20-14,804,958.30-7,000,190.80

Finding the Fourth Proportional to 9,869,972.20, 14,804,958.30 and 7,000,190.80

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Solution

The fourth proportional to 9,869,972.20, 14,804,958.30 and 7,000,190.80 is: 10,500,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,869,972.20 : 14,804,958.30 = 7,000,190.80 : x
  2. Step 2: Convert to fraction form
    9,869,972.20/14,804,958.30 = 7,000,190.80/x
  3. Step 3: Cross multiply
    9,869,972.20x = 14,804,958.30 × 7,000,190.80
  4. Step 4: Simplify right side
    9,869,972.20x = 103,637,532,886,043.64
  5. Step 5: Solve for x
    x = 103,637,532,886,043.64/9,869,972.20
  6. Step 6: Final answer
    x = 10,500,286.20

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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.