Home / 12,672,643.59-19,011,330.00-5,756,608.75

Finding the Fourth Proportional to 12,672,643.59, 19,011,330.00 and 5,756,608.75

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Solution

The fourth proportional to 12,672,643.59, 19,011,330.00 and 5,756,608.75 is: 8,635,987.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,672,643.59 : 19,011,330.00 = 5,756,608.75 : x
  2. Step 2: Convert to fraction form
    12,672,643.59/19,011,330.00 = 5,756,608.75/x
  3. Step 3: Cross multiply
    12,672,643.59x = 19,011,330.00 × 5,756,608.75
  4. Step 4: Simplify right side
    12,672,643.59x = 109,440,788,503,297.81
  5. Step 5: Solve for x
    x = 109,440,788,503,297.81/12,672,643.59
  6. Step 6: Final answer
    x = 8,635,987.25

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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.