Home / 13,708,388.72-20,522,233.74-10,130,119.76

Finding the Fourth Proportional to 13,708,388.72, 20,522,233.74 and 10,130,119.76

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Solution

The fourth proportional to 13,708,388.72, 20,522,233.74 and 10,130,119.76 is: 15,165,362.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,708,388.72 : 20,522,233.74 = 10,130,119.76 : x
  2. Step 2: Convert to fraction form
    13,708,388.72/20,522,233.74 = 10,130,119.76/x
  3. Step 3: Cross multiply
    13,708,388.72x = 20,522,233.74 × 10,130,119.76
  4. Step 4: Simplify right side
    13,708,388.72x = 207,892,685,417,290.75
  5. Step 5: Solve for x
    x = 207,892,685,417,290.75/13,708,388.72
  6. Step 6: Final answer
    x = 15,165,362.59

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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.