Home / 70,961,707.90-97,926,976.10-39,599,424.82

Finding the Fourth Proportional to 70,961,707.90, 97,926,976.10 and 39,599,424.82

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Solution

The fourth proportional to 70,961,707.90, 97,926,976.10 and 39,599,424.82 is: 54,647,105.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,961,707.90 : 97,926,976.10 = 39,599,424.82 : x
  2. Step 2: Convert to fraction form
    70,961,707.90/97,926,976.10 = 39,599,424.82/x
  3. Step 3: Cross multiply
    70,961,707.90x = 97,926,976.10 × 39,599,424.82
  4. Step 4: Simplify right side
    70,961,707.90x = 3,877,851,927,921,886.50
  5. Step 5: Solve for x
    x = 3,877,851,927,921,886.50/70,961,707.90
  6. Step 6: Final answer
    x = 54,647,105.36

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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.