Home / 13,943,923.20-20,957,875.20-12,096,345.60

Finding the Fourth Proportional to 13,943,923.20, 20,957,875.20 and 12,096,345.60

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Solution

The fourth proportional to 13,943,923.20, 20,957,875.20 and 12,096,345.60 is: 18,180,945.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,923.20 : 20,957,875.20 = 12,096,345.60 : x
  2. Step 2: Convert to fraction form
    13,943,923.20/20,957,875.20 = 12,096,345.60/x
  3. Step 3: Cross multiply
    13,943,923.20x = 20,957,875.20 × 12,096,345.60
  4. Step 4: Simplify right side
    13,943,923.20x = 253,513,701,460,869.09
  5. Step 5: Solve for x
    x = 253,513,701,460,869.09/13,943,923.20
  6. Step 6: Final answer
    x = 18,180,945.05

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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.