Home / 64,974,188.80-89,705,151.60-41,809,573.28

Finding the Fourth Proportional to 64,974,188.80, 89,705,151.60 and 41,809,573.28

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Solution

The fourth proportional to 64,974,188.80, 89,705,151.60 and 41,809,573.28 is: 57,723,446.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,974,188.80 : 89,705,151.60 = 41,809,573.28 : x
  2. Step 2: Convert to fraction form
    64,974,188.80/89,705,151.60 = 41,809,573.28/x
  3. Step 3: Cross multiply
    64,974,188.80x = 89,705,151.60 × 41,809,573.28
  4. Step 4: Simplify right side
    64,974,188.80x = 3,750,534,109,413,709
  5. Step 5: Solve for x
    x = 3,750,534,109,413,709/64,974,188.80
  6. Step 6: Final answer
    x = 57,723,446.47

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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.