Home / 9,731,976.47-13,429,585.59-5,380,801.46

Finding the Fourth Proportional to 9,731,976.47, 13,429,585.59 and 5,380,801.46

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Solution

The fourth proportional to 9,731,976.47, 13,429,585.59 and 5,380,801.46 is: 7,425,206.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,731,976.47 : 13,429,585.59 = 5,380,801.46 : x
  2. Step 2: Convert to fraction form
    9,731,976.47/13,429,585.59 = 5,380,801.46/x
  3. Step 3: Cross multiply
    9,731,976.47x = 13,429,585.59 × 5,380,801.46
  4. Step 4: Simplify right side
    9,731,976.47x = 72,261,933,749,866.95
  5. Step 5: Solve for x
    x = 72,261,933,749,866.95/9,731,976.47
  6. Step 6: Final answer
    x = 7,425,206.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.