Home / 14,297,221.86-19,730,074.14-8,186,831.34

Finding the Fourth Proportional to 14,297,221.86, 19,730,074.14 and 8,186,831.34

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Solution

The fourth proportional to 14,297,221.86, 19,730,074.14 and 8,186,831.34 is: 11,297,774.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,297,221.86 : 19,730,074.14 = 8,186,831.34 : x
  2. Step 2: Convert to fraction form
    14,297,221.86/19,730,074.14 = 8,186,831.34/x
  3. Step 3: Cross multiply
    14,297,221.86x = 19,730,074.14 × 8,186,831.34
  4. Step 4: Simplify right side
    14,297,221.86x = 161,526,789,309,875.56
  5. Step 5: Solve for x
    x = 161,526,789,309,875.56/14,297,221.86
  6. Step 6: Final answer
    x = 11,297,774.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.