Home / 40,478,944.59-55,862,263.78-22,144,230.09

Finding the Fourth Proportional to 40,478,944.59, 55,862,263.78 and 22,144,230.09

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Solution

The fourth proportional to 40,478,944.59, 55,862,263.78 and 22,144,230.09 is: 30,559,759.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,478,944.59 : 55,862,263.78 = 22,144,230.09 : x
  2. Step 2: Convert to fraction form
    40,478,944.59/55,862,263.78 = 22,144,230.09/x
  3. Step 3: Cross multiply
    40,478,944.59x = 55,862,263.78 × 22,144,230.09
  4. Step 4: Simplify right side
    40,478,944.59x = 1,237,026,822,437,232.75
  5. Step 5: Solve for x
    x = 1,237,026,822,437,232.75/40,478,944.59
  6. Step 6: Final answer
    x = 30,559,759.77

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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.