Home / 12,515,051.80-18,772,577.70-3,996,011.80

Finding the Fourth Proportional to 12,515,051.80, 18,772,577.70 and 3,996,011.80

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Solution

The fourth proportional to 12,515,051.80, 18,772,577.70 and 3,996,011.80 is: 5,994,017.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,515,051.80 : 18,772,577.70 = 3,996,011.80 : x
  2. Step 2: Convert to fraction form
    12,515,051.80/18,772,577.70 = 3,996,011.80/x
  3. Step 3: Cross multiply
    12,515,051.80x = 18,772,577.70 × 3,996,011.80
  4. Step 4: Simplify right side
    12,515,051.80x = 75,015,442,005,616.86
  5. Step 5: Solve for x
    x = 75,015,442,005,616.86/12,515,051.80
  6. Step 6: Final answer
    x = 5,994,017.70

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1.5x scale

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.