Home / 16,667,875.62-25,126,742.34-15,556,831.92

Finding the Fourth Proportional to 16,667,875.62, 25,126,742.34 and 15,556,831.92

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Solution

The fourth proportional to 16,667,875.62, 25,126,742.34 and 15,556,831.92 is: 23,451,849.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,667,875.62 : 25,126,742.34 = 15,556,831.92 : x
  2. Step 2: Convert to fraction form
    16,667,875.62/25,126,742.34 = 15,556,831.92/x
  3. Step 3: Cross multiply
    16,667,875.62x = 25,126,742.34 × 15,556,831.92
  4. Step 4: Simplify right side
    16,667,875.62x = 390,892,507,280,527.50
  5. Step 5: Solve for x
    x = 390,892,507,280,527.50/16,667,875.62
  6. Step 6: Final answer
    x = 23,451,849.31

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.