Home / 37,152,138.60-55,728,207.90-9,858,378.60

Finding the Fourth Proportional to 37,152,138.60, 55,728,207.90 and 9,858,378.60

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Solution

The fourth proportional to 37,152,138.60, 55,728,207.90 and 9,858,378.60 is: 14,787,567.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,152,138.60 : 55,728,207.90 = 9,858,378.60 : x
  2. Step 2: Convert to fraction form
    37,152,138.60/55,728,207.90 = 9,858,378.60/x
  3. Step 3: Cross multiply
    37,152,138.60x = 55,728,207.90 × 9,858,378.60
  4. Step 4: Simplify right side
    37,152,138.60x = 549,389,772,177,710.88
  5. Step 5: Solve for x
    x = 549,389,772,177,710.88/37,152,138.60
  6. Step 6: Final answer
    x = 14,787,567.90

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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.