Home / 16,161,905.22-22,303,902.95-8,820,210.40

Finding the Fourth Proportional to 16,161,905.22, 22,303,902.95 and 8,820,210.40

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Solution

The fourth proportional to 16,161,905.22, 22,303,902.95 and 8,820,210.40 is: 12,172,148.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161,905.22 : 22,303,902.95 = 8,820,210.40 : x
  2. Step 2: Convert to fraction form
    16,161,905.22/22,303,902.95 = 8,820,210.40/x
  3. Step 3: Cross multiply
    16,161,905.22x = 22,303,902.95 × 8,820,210.40
  4. Step 4: Simplify right side
    16,161,905.22x = 196,725,116,760,180.69
  5. Step 5: Solve for x
    x = 196,725,116,760,180.69/16,161,905.22
  6. Step 6: Final answer
    x = 12,172,148.89

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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.