Home / 48,620,029.43-72,930,168.72-19,866,164.96

Finding the Fourth Proportional to 48,620,029.43, 72,930,168.72 and 19,866,164.96

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Solution

The fourth proportional to 48,620,029.43, 72,930,168.72 and 19,866,164.96 is: 29,799,298.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,620,029.43 : 72,930,168.72 = 19,866,164.96 : x
  2. Step 2: Convert to fraction form
    48,620,029.43/72,930,168.72 = 19,866,164.96/x
  3. Step 3: Cross multiply
    48,620,029.43x = 72,930,168.72 × 19,866,164.96
  4. Step 4: Simplify right side
    48,620,029.43x = 1,448,842,762,534,477.25
  5. Step 5: Solve for x
    x = 1,448,842,762,534,477.25/48,620,029.43
  6. Step 6: Final answer
    x = 29,799,298.34

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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.