Home / 12,667,357.29-19,006,940.85-7,549,580.46

Finding the Fourth Proportional to 12,667,357.29, 19,006,940.85 and 7,549,580.46

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Solution

The fourth proportional to 12,667,357.29, 19,006,940.85 and 7,549,580.46 is: 11,327,889.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,667,357.29 : 19,006,940.85 = 7,549,580.46 : x
  2. Step 2: Convert to fraction form
    12,667,357.29/19,006,940.85 = 7,549,580.46/x
  3. Step 3: Cross multiply
    12,667,357.29x = 19,006,940.85 × 7,549,580.46
  4. Step 4: Simplify right side
    12,667,357.29x = 143,494,429,245,535.81
  5. Step 5: Solve for x
    x = 143,494,429,245,535.81/12,667,357.29
  6. Step 6: Final answer
    x = 11,327,889.94

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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.