Home / 19,002,461.96-28,503,426.56-7,488,029.27

Finding the Fourth Proportional to 19,002,461.96, 28,503,426.56 and 7,488,029.27

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Solution

The fourth proportional to 19,002,461.96, 28,503,426.56 and 7,488,029.27 is: 11,231,938.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,002,461.96 : 28,503,426.56 = 7,488,029.27 : x
  2. Step 2: Convert to fraction form
    19,002,461.96/28,503,426.56 = 7,488,029.27/x
  3. Step 3: Cross multiply
    19,002,461.96x = 28,503,426.56 × 7,488,029.27
  4. Step 4: Simplify right side
    19,002,461.96x = 213,434,492,410,393.81
  5. Step 5: Solve for x
    x = 213,434,492,410,393.81/19,002,461.96
  6. Step 6: Final answer
    x = 11,231,938.94

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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.