Home / 18,364,216.40-27,514,831.80-8,758,912.40

Finding the Fourth Proportional to 18,364,216.40, 27,514,831.80 and 8,758,912.40

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Solution

The fourth proportional to 18,364,216.40, 27,514,831.80 and 8,758,912.40 is: 13,123,347.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,364,216.40 : 27,514,831.80 = 8,758,912.40 : x
  2. Step 2: Convert to fraction form
    18,364,216.40/27,514,831.80 = 8,758,912.40/x
  3. Step 3: Cross multiply
    18,364,216.40x = 27,514,831.80 × 8,758,912.40
  4. Step 4: Simplify right side
    18,364,216.40x = 241,000,001,436,934.34
  5. Step 5: Solve for x
    x = 241,000,001,436,934.34/18,364,216.40
  6. Step 6: Final answer
    x = 13,123,347.94

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1.5x scale

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.