Home / 35,890,521.20-53,835,781.80-20,773,977.20

Finding the Fourth Proportional to 35,890,521.20, 53,835,781.80 and 20,773,977.20

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Solution

The fourth proportional to 35,890,521.20, 53,835,781.80 and 20,773,977.20 is: 31,160,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,890,521.20 : 53,835,781.80 = 20,773,977.20 : x
  2. Step 2: Convert to fraction form
    35,890,521.20/53,835,781.80 = 20,773,977.20/x
  3. Step 3: Cross multiply
    35,890,521.20x = 53,835,781.80 × 20,773,977.20
  4. Step 4: Simplify right side
    35,890,521.20x = 1,118,383,303,657,374.88
  5. Step 5: Solve for x
    x = 1,118,383,303,657,374.88/35,890,521.20
  6. Step 6: Final answer
    x = 31,160,965.80

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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.