Home / 40,790,047.74-56,288,541.78-22,204,801.02

Finding the Fourth Proportional to 40,790,047.74, 56,288,541.78 and 22,204,801.02

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Solution

The fourth proportional to 40,790,047.74, 56,288,541.78 and 22,204,801.02 is: 30,641,686.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,790,047.74 : 56,288,541.78 = 22,204,801.02 : x
  2. Step 2: Convert to fraction form
    40,790,047.74/56,288,541.78 = 22,204,801.02/x
  3. Step 3: Cross multiply
    40,790,047.74x = 56,288,541.78 × 22,204,801.02
  4. Step 4: Simplify right side
    40,790,047.74x = 1,249,875,869,930,856.50
  5. Step 5: Solve for x
    x = 1,249,875,869,930,856.50/40,790,047.74
  6. Step 6: Final answer
    x = 30,641,686.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.