Home / 55,197,237.60-82,795,856.40-18,846,673.20

Finding the Fourth Proportional to 55,197,237.60, 82,795,856.40 and 18,846,673.20

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Solution

The fourth proportional to 55,197,237.60, 82,795,856.40 and 18,846,673.20 is: 28,270,009.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,197,237.60 : 82,795,856.40 = 18,846,673.20 : x
  2. Step 2: Convert to fraction form
    55,197,237.60/82,795,856.40 = 18,846,673.20/x
  3. Step 3: Cross multiply
    55,197,237.60x = 82,795,856.40 × 18,846,673.20
  4. Step 4: Simplify right side
    55,197,237.60x = 1,560,426,447,884,928.50
  5. Step 5: Solve for x
    x = 1,560,426,447,884,928.50/55,197,237.60
  6. Step 6: Final answer
    x = 28,270,009.80

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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.