Home / 51,287,864.82-70,777,368.06-27,766,649.46

Finding the Fourth Proportional to 51,287,864.82, 70,777,368.06 and 27,766,649.46

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Solution

The fourth proportional to 51,287,864.82, 70,777,368.06 and 27,766,649.46 is: 38,318,038.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,287,864.82 : 70,777,368.06 = 27,766,649.46 : x
  2. Step 2: Convert to fraction form
    51,287,864.82/70,777,368.06 = 27,766,649.46/x
  3. Step 3: Cross multiply
    51,287,864.82x = 70,777,368.06 × 27,766,649.46
  4. Step 4: Simplify right side
    51,287,864.82x = 1,965,250,368,623,420.50
  5. Step 5: Solve for x
    x = 1,965,250,368,623,420.50/51,287,864.82
  6. Step 6: Final answer
    x = 38,318,038.30

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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.