Home / 10,109,722.10-15,133,090.35-7,275,370.10

Finding the Fourth Proportional to 10,109,722.10, 15,133,090.35 and 7,275,370.10

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Solution

The fourth proportional to 10,109,722.10, 15,133,090.35 and 7,275,370.10 is: 10,890,391.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109,722.10 : 15,133,090.35 = 7,275,370.10 : x
  2. Step 2: Convert to fraction form
    10,109,722.10/15,133,090.35 = 7,275,370.10/x
  3. Step 3: Cross multiply
    10,109,722.10x = 15,133,090.35 × 7,275,370.10
  4. Step 4: Simplify right side
    10,109,722.10x = 110,098,833,052,988.53
  5. Step 5: Solve for x
    x = 110,098,833,052,988.53/10,109,722.10
  6. Step 6: Final answer
    x = 10,890,391.64

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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.