Home / 46,143,141.60-69,214,712.40-38,640,856.80

Finding the Fourth Proportional to 46,143,141.60, 69,214,712.40 and 38,640,856.80

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Solution

The fourth proportional to 46,143,141.60, 69,214,712.40 and 38,640,856.80 is: 57,961,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,143,141.60 : 69,214,712.40 = 38,640,856.80 : x
  2. Step 2: Convert to fraction form
    46,143,141.60/69,214,712.40 = 38,640,856.80/x
  3. Step 3: Cross multiply
    46,143,141.60x = 69,214,712.40 × 38,640,856.80
  4. Step 4: Simplify right side
    46,143,141.60x = 2,674,515,790,301,584.50
  5. Step 5: Solve for x
    x = 2,674,515,790,301,584.50/46,143,141.60
  6. Step 6: Final answer
    x = 57,961,285.20

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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.