Home / 37,331,837.60-55,997,756.40-11,780,679.20

Finding the Fourth Proportional to 37,331,837.60, 55,997,756.40 and 11,780,679.20

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Solution

The fourth proportional to 37,331,837.60, 55,997,756.40 and 11,780,679.20 is: 17,671,018.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,331,837.60 : 55,997,756.40 = 11,780,679.20 : x
  2. Step 2: Convert to fraction form
    37,331,837.60/55,997,756.40 = 11,780,679.20/x
  3. Step 3: Cross multiply
    37,331,837.60x = 55,997,756.40 × 11,780,679.20
  4. Step 4: Simplify right side
    37,331,837.60x = 659,691,604,068,146.88
  5. Step 5: Solve for x
    x = 659,691,604,068,146.88/37,331,837.60
  6. Step 6: Final answer
    x = 17,671,018.80

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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.