Home / 8,291,284.32-12,436,926.47-3,239,051.88

Finding the Fourth Proportional to 8,291,284.32, 12,436,926.47 and 3,239,051.88

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Solution

The fourth proportional to 8,291,284.32, 12,436,926.47 and 3,239,051.88 is: 4,858,577.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291,284.32 : 12,436,926.47 = 3,239,051.88 : x
  2. Step 2: Convert to fraction form
    8,291,284.32/12,436,926.47 = 3,239,051.88/x
  3. Step 3: Cross multiply
    8,291,284.32x = 12,436,926.47 × 3,239,051.88
  4. Step 4: Simplify right side
    8,291,284.32x = 40,283,850,064,075.27
  5. Step 5: Solve for x
    x = 40,283,850,064,075.27/8,291,284.32
  6. Step 6: Final answer
    x = 4,858,577.82

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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.