Home / 40,098,611.10-55,437,282.54-29,628,113.16

Finding the Fourth Proportional to 40,098,611.10, 55,437,282.54 and 29,628,113.16

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Solution

The fourth proportional to 40,098,611.10, 55,437,282.54 and 29,628,113.16 is: 40,961,570.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,098,611.10 : 55,437,282.54 = 29,628,113.16 : x
  2. Step 2: Convert to fraction form
    40,098,611.10/55,437,282.54 = 29,628,113.16/x
  3. Step 3: Cross multiply
    40,098,611.10x = 55,437,282.54 × 29,628,113.16
  4. Step 4: Simplify right side
    40,098,611.10x = 1,642,502,080,378,012.25
  5. Step 5: Solve for x
    x = 1,642,502,080,378,012.25/40,098,611.10
  6. Step 6: Final answer
    x = 40,961,570.37

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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.