Home / 21,677,671.62-32,516,563.95-7,310,831.22

Finding the Fourth Proportional to 21,677,671.62, 32,516,563.95 and 7,310,831.22

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Solution

The fourth proportional to 21,677,671.62, 32,516,563.95 and 7,310,831.22 is: 10,966,265.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,677,671.62 : 32,516,563.95 = 7,310,831.22 : x
  2. Step 2: Convert to fraction form
    21,677,671.62/32,516,563.95 = 7,310,831.22/x
  3. Step 3: Cross multiply
    21,677,671.62x = 32,516,563.95 × 7,310,831.22
  4. Step 4: Simplify right side
    21,677,671.62x = 237,723,110,892,786.50
  5. Step 5: Solve for x
    x = 237,723,110,892,786.50/21,677,671.62
  6. Step 6: Final answer
    x = 10,966,265.89

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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.