Home / 16,355,708.78-22,570,966.89-9,385,831.35

Finding the Fourth Proportional to 16,355,708.78, 22,570,966.89 and 9,385,831.35

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Solution

The fourth proportional to 16,355,708.78, 22,570,966.89 and 9,385,831.35 is: 12,952,498.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,355,708.78 : 22,570,966.89 = 9,385,831.35 : x
  2. Step 2: Convert to fraction form
    16,355,708.78/22,570,966.89 = 9,385,831.35/x
  3. Step 3: Cross multiply
    16,355,708.78x = 22,570,966.89 × 9,385,831.35
  4. Step 4: Simplify right side
    16,355,708.78x = 211,847,288,635,974
  5. Step 5: Solve for x
    x = 211,847,288,635,974/16,355,708.78
  6. Step 6: Final answer
    x = 12,952,498.21

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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.