Home / 10,110,067.52-15,168,889.64-5,249,339.73

Finding the Fourth Proportional to 10,110,067.52, 15,168,889.64 and 5,249,339.73

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Solution

The fourth proportional to 10,110,067.52, 15,168,889.64 and 5,249,339.73 is: 7,875,976.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110,067.52 : 15,168,889.64 = 5,249,339.73 : x
  2. Step 2: Convert to fraction form
    10,110,067.52/15,168,889.64 = 5,249,339.73/x
  3. Step 3: Cross multiply
    10,110,067.52x = 15,168,889.64 × 5,249,339.73
  4. Step 4: Simplify right side
    10,110,067.52x = 79,626,655,060,360.75
  5. Step 5: Solve for x
    x = 79,626,655,060,360.75/10,110,067.52
  6. Step 6: Final answer
    x = 7,875,976.59

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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.