Home / 11,909,134.70-16,438,306.35-9,466,080.74

Finding the Fourth Proportional to 11,909,134.70, 16,438,306.35 and 9,466,080.74

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Solution

The fourth proportional to 11,909,134.70, 16,438,306.35 and 9,466,080.74 is: 13,066,132.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,909,134.70 : 16,438,306.35 = 9,466,080.74 : x
  2. Step 2: Convert to fraction form
    11,909,134.70/16,438,306.35 = 9,466,080.74/x
  3. Step 3: Cross multiply
    11,909,134.70x = 16,438,306.35 × 9,466,080.74
  4. Step 4: Simplify right side
    11,909,134.70x = 155,606,335,137,954.69
  5. Step 5: Solve for x
    x = 155,606,335,137,954.69/11,909,134.70
  6. Step 6: Final answer
    x = 13,066,132.77

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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.