Home / 12,955,327.55-19,419,985.96-4,429,833.47

Finding the Fourth Proportional to 12,955,327.55, 19,419,985.96 and 4,429,833.47

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Solution

The fourth proportional to 12,955,327.55, 19,419,985.96 and 4,429,833.47 is: 6,640,303.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,955,327.55 : 19,419,985.96 = 4,429,833.47 : x
  2. Step 2: Convert to fraction form
    12,955,327.55/19,419,985.96 = 4,429,833.47/x
  3. Step 3: Cross multiply
    12,955,327.55x = 19,419,985.96 × 4,429,833.47
  4. Step 4: Simplify right side
    12,955,327.55x = 86,027,303,684,363.56
  5. Step 5: Solve for x
    x = 86,027,303,684,363.56/12,955,327.55
  6. Step 6: Final answer
    x = 6,640,303.26

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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.