Home / 16,288,679.19-22,486,030.35-9,411,831.03

Finding the Fourth Proportional to 16,288,679.19, 22,486,030.35 and 9,411,831.03

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Solution

The fourth proportional to 16,288,679.19, 22,486,030.35 and 9,411,831.03 is: 12,992,748.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,288,679.19 : 22,486,030.35 = 9,411,831.03 : x
  2. Step 2: Convert to fraction form
    16,288,679.19/22,486,030.35 = 9,411,831.03/x
  3. Step 3: Cross multiply
    16,288,679.19x = 22,486,030.35 × 9,411,831.03
  4. Step 4: Simplify right side
    16,288,679.19x = 211,634,718,189,651.75
  5. Step 5: Solve for x
    x = 211,634,718,189,651.75/16,288,679.19
  6. Step 6: Final answer
    x = 12,992,748.87

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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.