Home / 52,110,968.88-78,167,118.54-13,772,151.76

Finding the Fourth Proportional to 52,110,968.88, 78,167,118.54 and 13,772,151.76

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Solution

The fourth proportional to 52,110,968.88, 78,167,118.54 and 13,772,151.76 is: 20,658,403.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,110,968.88 : 78,167,118.54 = 13,772,151.76 : x
  2. Step 2: Convert to fraction form
    52,110,968.88/78,167,118.54 = 13,772,151.76/x
  3. Step 3: Cross multiply
    52,110,968.88x = 78,167,118.54 × 13,772,151.76
  4. Step 4: Simplify right side
    52,110,968.88x = 1,076,529,419,174,789.75
  5. Step 5: Solve for x
    x = 1,076,529,419,174,789.75/52,110,968.88
  6. Step 6: Final answer
    x = 20,658,403.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.