Home / 70,959,088.72-97,917,677.40-40,026,860.56

Finding the Fourth Proportional to 70,959,088.72, 97,917,677.40 and 40,026,860.56

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Solution

The fourth proportional to 70,959,088.72, 97,917,677.40 and 40,026,860.56 is: 55,233,759.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,959,088.72 : 97,917,677.40 = 40,026,860.56 : x
  2. Step 2: Convert to fraction form
    70,959,088.72/97,917,677.40 = 40,026,860.56/x
  3. Step 3: Cross multiply
    70,959,088.72x = 97,917,677.40 × 40,026,860.56
  4. Step 4: Simplify right side
    70,959,088.72x = 3,919,337,219,648,864
  5. Step 5: Solve for x
    x = 3,919,337,219,648,864/70,959,088.72
  6. Step 6: Final answer
    x = 55,233,759.20

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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.