Home / 52,002,031.80-78,003,047.70-36,885,487.80

Finding the Fourth Proportional to 52,002,031.80, 78,003,047.70 and 36,885,487.80

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Solution

The fourth proportional to 52,002,031.80, 78,003,047.70 and 36,885,487.80 is: 55,328,231.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,002,031.80 : 78,003,047.70 = 36,885,487.80 : x
  2. Step 2: Convert to fraction form
    52,002,031.80/78,003,047.70 = 36,885,487.80/x
  3. Step 3: Cross multiply
    52,002,031.80x = 78,003,047.70 × 36,885,487.80
  4. Step 4: Simplify right side
    52,002,031.80x = 2,877,180,464,301,168
  5. Step 5: Solve for x
    x = 2,877,180,464,301,168/52,002,031.80
  6. Step 6: Final answer
    x = 55,328,231.70

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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.