Home / 38,930,120.82-58,400,986.80-14,336,155.92

Finding the Fourth Proportional to 38,930,120.82, 58,400,986.80 and 14,336,155.92

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Solution

The fourth proportional to 38,930,120.82, 58,400,986.80 and 14,336,155.92 is: 21,506,371.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,930,120.82 : 58,400,986.80 = 14,336,155.92 : x
  2. Step 2: Convert to fraction form
    38,930,120.82/58,400,986.80 = 14,336,155.92/x
  3. Step 3: Cross multiply
    38,930,120.82x = 58,400,986.80 × 14,336,155.92
  4. Step 4: Simplify right side
    38,930,120.82x = 837,245,652,646,661.75
  5. Step 5: Solve for x
    x = 837,245,652,646,661.75/38,930,120.82
  6. Step 6: Final answer
    x = 21,506,371.80

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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.