Home / 46,678,761.72-64,356,811.68-38,275,170.48

Finding the Fourth Proportional to 46,678,761.72, 64,356,811.68 and 38,275,170.48

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Solution

The fourth proportional to 46,678,761.72, 64,356,811.68 and 38,275,170.48 is: 52,770,635.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,678,761.72 : 64,356,811.68 = 38,275,170.48 : x
  2. Step 2: Convert to fraction form
    46,678,761.72/64,356,811.68 = 38,275,170.48/x
  3. Step 3: Cross multiply
    46,678,761.72x = 64,356,811.68 × 38,275,170.48
  4. Step 4: Simplify right side
    46,678,761.72x = 2,463,267,938,601,255
  5. Step 5: Solve for x
    x = 2,463,267,938,601,255/46,678,761.72
  6. Step 6: Final answer
    x = 52,770,635.89

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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.