Home / 37,763,939.40-56,645,909.10-12,223,278.60

Finding the Fourth Proportional to 37,763,939.40, 56,645,909.10 and 12,223,278.60

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Solution

The fourth proportional to 37,763,939.40, 56,645,909.10 and 12,223,278.60 is: 18,334,917.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,763,939.40 : 56,645,909.10 = 12,223,278.60 : x
  2. Step 2: Convert to fraction form
    37,763,939.40/56,645,909.10 = 12,223,278.60/x
  3. Step 3: Cross multiply
    37,763,939.40x = 56,645,909.10 × 12,223,278.60
  4. Step 4: Simplify right side
    37,763,939.40x = 692,398,728,479,575.25
  5. Step 5: Solve for x
    x = 692,398,728,479,575.25/37,763,939.40
  6. Step 6: Final answer
    x = 18,334,917.90

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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.