Home / 7,130,601.60-10,695,902.40-2,081,912.10

Finding the Fourth Proportional to 7,130,601.60, 10,695,902.40 and 2,081,912.10

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Solution

The fourth proportional to 7,130,601.60, 10,695,902.40 and 2,081,912.10 is: 3,122,868.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,130,601.60 : 10,695,902.40 = 2,081,912.10 : x
  2. Step 2: Convert to fraction form
    7,130,601.60/10,695,902.40 = 2,081,912.10/x
  3. Step 3: Cross multiply
    7,130,601.60x = 10,695,902.40 × 2,081,912.10
  4. Step 4: Simplify right side
    7,130,601.60x = 22,267,928,626,979.04
  5. Step 5: Solve for x
    x = 22,267,928,626,979.04/7,130,601.60
  6. Step 6: Final answer
    x = 3,122,868.15

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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.