Home / 53,396,446.40-80,094,669.60-13,006,930.40

Finding the Fourth Proportional to 53,396,446.40, 80,094,669.60 and 13,006,930.40

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Solution

The fourth proportional to 53,396,446.40, 80,094,669.60 and 13,006,930.40 is: 19,510,395.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,396,446.40 : 80,094,669.60 = 13,006,930.40 : x
  2. Step 2: Convert to fraction form
    53,396,446.40/80,094,669.60 = 13,006,930.40/x
  3. Step 3: Cross multiply
    53,396,446.40x = 80,094,669.60 × 13,006,930.40
  4. Step 4: Simplify right side
    53,396,446.40x = 1,041,785,792,898,195.75
  5. Step 5: Solve for x
    x = 1,041,785,792,898,195.75/53,396,446.40
  6. Step 6: Final answer
    x = 19,510,395.60

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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.