Home / 52,465,105.20-78,697,657.80-16,558,647.60

Finding the Fourth Proportional to 52,465,105.20, 78,697,657.80 and 16,558,647.60

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Solution

The fourth proportional to 52,465,105.20, 78,697,657.80 and 16,558,647.60 is: 24,837,971.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,465,105.20 : 78,697,657.80 = 16,558,647.60 : x
  2. Step 2: Convert to fraction form
    52,465,105.20/78,697,657.80 = 16,558,647.60/x
  3. Step 3: Cross multiply
    52,465,105.20x = 78,697,657.80 × 16,558,647.60
  4. Step 4: Simplify right side
    52,465,105.20x = 1,303,126,782,455,591.25
  5. Step 5: Solve for x
    x = 1,303,126,782,455,591.25/52,465,105.20
  6. Step 6: Final answer
    x = 24,837,971.40

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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.