Home / 12,662,732.35-17,467,831.60-7,702,690.15

Finding the Fourth Proportional to 12,662,732.35, 17,467,831.60 and 7,702,690.15

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Solution

The fourth proportional to 12,662,732.35, 17,467,831.60 and 7,702,690.15 is: 10,625,613.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,662,732.35 : 17,467,831.60 = 7,702,690.15 : x
  2. Step 2: Convert to fraction form
    12,662,732.35/17,467,831.60 = 7,702,690.15/x
  3. Step 3: Cross multiply
    12,662,732.35x = 17,467,831.60 × 7,702,690.15
  4. Step 4: Simplify right side
    12,662,732.35x = 134,549,294,407,178.77
  5. Step 5: Solve for x
    x = 134,549,294,407,178.77/12,662,732.35
  6. Step 6: Final answer
    x = 10,625,613.07

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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.