Home / 19,242,225.20-28,859,729.20-9,655,029.56

Finding the Fourth Proportional to 19,242,225.20, 28,859,729.20 and 9,655,029.56

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Solution

The fourth proportional to 19,242,225.20, 28,859,729.20 and 9,655,029.56 is: 14,480,733.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,242,225.20 : 28,859,729.20 = 9,655,029.56 : x
  2. Step 2: Convert to fraction form
    19,242,225.20/28,859,729.20 = 9,655,029.56/x
  3. Step 3: Cross multiply
    19,242,225.20x = 28,859,729.20 × 9,655,029.56
  4. Step 4: Simplify right side
    19,242,225.20x = 278,641,538,519,595.16
  5. Step 5: Solve for x
    x = 278,641,538,519,595.16/19,242,225.20
  6. Step 6: Final answer
    x = 14,480,733.68

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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.