Home / 36,378,466.20-54,575,280.90-12,124,927.80

Finding the Fourth Proportional to 36,378,466.20, 54,575,280.90 and 12,124,927.80

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Solution

The fourth proportional to 36,378,466.20, 54,575,280.90 and 12,124,927.80 is: 18,189,918.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,378,466.20 : 54,575,280.90 = 12,124,927.80 : x
  2. Step 2: Convert to fraction form
    36,378,466.20/54,575,280.90 = 12,124,927.80/x
  3. Step 3: Cross multiply
    36,378,466.20x = 54,575,280.90 × 12,124,927.80
  4. Step 4: Simplify right side
    36,378,466.20x = 661,721,340,577,219
  5. Step 5: Solve for x
    x = 661,721,340,577,219/36,378,466.20
  6. Step 6: Final answer
    x = 18,189,918.64

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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.