Home / 9,331,421.60-13,995,031.80-3,347,789.60

Finding the Fourth Proportional to 9,331,421.60, 13,995,031.80 and 3,347,789.60

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Solution

The fourth proportional to 9,331,421.60, 13,995,031.80 and 3,347,789.60 is: 5,020,930.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331,421.60 : 13,995,031.80 = 3,347,789.60 : x
  2. Step 2: Convert to fraction form
    9,331,421.60/13,995,031.80 = 3,347,789.60/x
  3. Step 3: Cross multiply
    9,331,421.60x = 13,995,031.80 × 3,347,789.60
  4. Step 4: Simplify right side
    9,331,421.60x = 46,852,421,911,709.28
  5. Step 5: Solve for x
    x = 46,852,421,911,709.28/9,331,421.60
  6. Step 6: Final answer
    x = 5,020,930.78

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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.