Home / 40,505,284.50-55,897,817.49-22,170,176.34

Finding the Fourth Proportional to 40,505,284.50, 55,897,817.49 and 22,170,176.34

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Solution

The fourth proportional to 40,505,284.50, 55,897,817.49 and 22,170,176.34 is: 30,595,130.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,505,284.50 : 55,897,817.49 = 22,170,176.34 : x
  2. Step 2: Convert to fraction form
    40,505,284.50/55,897,817.49 = 22,170,176.34/x
  3. Step 3: Cross multiply
    40,505,284.50x = 55,897,817.49 × 22,170,176.34
  4. Step 4: Simplify right side
    40,505,284.50x = 1,239,264,470,774,436.25
  5. Step 5: Solve for x
    x = 1,239,264,470,774,436.25/40,505,284.50
  6. Step 6: Final answer
    x = 30,595,130.64

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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.