Home / 55,735,107.20-83,602,660.80-19,331,398.70

Finding the Fourth Proportional to 55,735,107.20, 83,602,660.80 and 19,331,398.70

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Solution

The fourth proportional to 55,735,107.20, 83,602,660.80 and 19,331,398.70 is: 28,997,098.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,735,107.20 : 83,602,660.80 = 19,331,398.70 : x
  2. Step 2: Convert to fraction form
    55,735,107.20/83,602,660.80 = 19,331,398.70/x
  3. Step 3: Cross multiply
    55,735,107.20x = 83,602,660.80 × 19,331,398.70
  4. Step 4: Simplify right side
    55,735,107.20x = 1,616,156,368,305,660.75
  5. Step 5: Solve for x
    x = 1,616,156,368,305,660.75/55,735,107.20
  6. Step 6: Final answer
    x = 28,997,098.05

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1.5x scale

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.