Home / 14,220,308.22-19,623,885.82-7,693,794.48

Finding the Fourth Proportional to 14,220,308.22, 19,623,885.82 and 7,693,794.48

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Solution

The fourth proportional to 14,220,308.22, 19,623,885.82 and 7,693,794.48 is: 10,617,360.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,220,308.22 : 19,623,885.82 = 7,693,794.48 : x
  2. Step 2: Convert to fraction form
    14,220,308.22/19,623,885.82 = 7,693,794.48/x
  3. Step 3: Cross multiply
    14,220,308.22x = 19,623,885.82 × 7,693,794.48
  4. Step 4: Simplify right side
    14,220,308.22x = 150,982,144,398,066.28
  5. Step 5: Solve for x
    x = 150,982,144,398,066.28/14,220,308.22
  6. Step 6: Final answer
    x = 10,617,360.89

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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.