Home / 71,589,782.18-98,791,118.37-43,759,090.45

Finding the Fourth Proportional to 71,589,782.18, 98,791,118.37 and 43,759,090.45

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Solution

The fourth proportional to 71,589,782.18, 98,791,118.37 and 43,759,090.45 is: 60,385,844.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,589,782.18 : 98,791,118.37 = 43,759,090.45 : x
  2. Step 2: Convert to fraction form
    71,589,782.18/98,791,118.37 = 43,759,090.45/x
  3. Step 3: Cross multiply
    71,589,782.18x = 98,791,118.37 × 43,759,090.45
  4. Step 4: Simplify right side
    71,589,782.18x = 4,323,009,484,532,976
  5. Step 5: Solve for x
    x = 4,323,009,484,532,976/71,589,782.18
  6. Step 6: Final answer
    x = 60,385,844.92

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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.