Home / 5,433,514.63-8,150,551.12-1,390,037.52

Finding the Fourth Proportional to 5,433,514.63, 8,150,551.12 and 1,390,037.52

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Solution

The fourth proportional to 5,433,514.63, 8,150,551.12 and 1,390,037.52 is: 2,085,127.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433,514.63 : 8,150,551.12 = 1,390,037.52 : x
  2. Step 2: Convert to fraction form
    5,433,514.63/8,150,551.12 = 1,390,037.52/x
  3. Step 3: Cross multiply
    5,433,514.63x = 8,150,551.12 × 1,390,037.52
  4. Step 4: Simplify right side
    5,433,514.63x = 11,329,571,897,780.13
  5. Step 5: Solve for x
    x = 11,329,571,897,780.13/5,433,514.63
  6. Step 6: Final answer
    x = 2,085,127.71

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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.