Home / 73,811,381.40-110,717,072.10-43,074,408.60

Finding the Fourth Proportional to 73,811,381.40, 110,717,072.10 and 43,074,408.60

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Solution

The fourth proportional to 73,811,381.40, 110,717,072.10 and 43,074,408.60 is: 64,611,612.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,811,381.40 : 110,717,072.10 = 43,074,408.60 : x
  2. Step 2: Convert to fraction form
    73,811,381.40/110,717,072.10 = 43,074,408.60/x
  3. Step 3: Cross multiply
    73,811,381.40x = 110,717,072.10 × 43,074,408.60
  4. Step 4: Simplify right side
    73,811,381.40x = 4,769,072,402,631,060
  5. Step 5: Solve for x
    x = 4,769,072,402,631,060/73,811,381.40
  6. Step 6: Final answer
    x = 64,611,612.90

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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.