Home / 69,427,221.88-95,810,439.18-40,064,647.36

Finding the Fourth Proportional to 69,427,221.88, 95,810,439.18 and 40,064,647.36

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Solution

The fourth proportional to 69,427,221.88, 95,810,439.18 and 40,064,647.36 is: 55,289,717.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,427,221.88 : 95,810,439.18 = 40,064,647.36 : x
  2. Step 2: Convert to fraction form
    69,427,221.88/95,810,439.18 = 40,064,647.36/x
  3. Step 3: Cross multiply
    69,427,221.88x = 95,810,439.18 × 40,064,647.36
  4. Step 4: Simplify right side
    69,427,221.88x = 3,838,611,459,153,428
  5. Step 5: Solve for x
    x = 3,838,611,459,153,428/69,427,221.88
  6. Step 6: Final answer
    x = 55,289,717.13

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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.