Home / 22,770,940.74-31,423,359.34-12,457,748.58

Finding the Fourth Proportional to 22,770,940.74, 31,423,359.34 and 12,457,748.58

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Solution

The fourth proportional to 22,770,940.74, 31,423,359.34 and 12,457,748.58 is: 17,191,398.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,770,940.74 : 31,423,359.34 = 12,457,748.58 : x
  2. Step 2: Convert to fraction form
    22,770,940.74/31,423,359.34 = 12,457,748.58/x
  3. Step 3: Cross multiply
    22,770,940.74x = 31,423,359.34 × 12,457,748.58
  4. Step 4: Simplify right side
    22,770,940.74x = 391,464,310,196,714.75
  5. Step 5: Solve for x
    x = 391,464,310,196,714.75/22,770,940.74
  6. Step 6: Final answer
    x = 17,191,398.22

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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.