Home / 19,429,011.06-29,143,627.56-8,069,459.69

Finding the Fourth Proportional to 19,429,011.06, 29,143,627.56 and 8,069,459.69

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Solution

The fourth proportional to 19,429,011.06, 29,143,627.56 and 8,069,459.69 is: 12,104,235.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,429,011.06 : 29,143,627.56 = 8,069,459.69 : x
  2. Step 2: Convert to fraction form
    19,429,011.06/29,143,627.56 = 8,069,459.69/x
  3. Step 3: Cross multiply
    19,429,011.06x = 29,143,627.56 × 8,069,459.69
  4. Step 4: Simplify right side
    19,429,011.06x = 235,173,327,629,727.59
  5. Step 5: Solve for x
    x = 235,173,327,629,727.59/19,429,011.06
  6. Step 6: Final answer
    x = 12,104,235.62

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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.