Home / 10,978,051.80-16,455,267.90-4,151,987.40

Finding the Fourth Proportional to 10,978,051.80, 16,455,267.90 and 4,151,987.40

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Solution

The fourth proportional to 10,978,051.80, 16,455,267.90 and 4,151,987.40 is: 6,223,514.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,978,051.80 : 16,455,267.90 = 4,151,987.40 : x
  2. Step 2: Convert to fraction form
    10,978,051.80/16,455,267.90 = 4,151,987.40/x
  3. Step 3: Cross multiply
    10,978,051.80x = 16,455,267.90 × 4,151,987.40
  4. Step 4: Simplify right side
    10,978,051.80x = 68,322,064,984,424.46
  5. Step 5: Solve for x
    x = 68,322,064,984,424.46/10,978,051.80
  6. Step 6: Final answer
    x = 6,223,514.54

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.