Home / 9,128,770.13-13,689,476.69-3,291,293.93

Finding the Fourth Proportional to 9,128,770.13, 13,689,476.69 and 3,291,293.93

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Solution

The fourth proportional to 9,128,770.13, 13,689,476.69 and 3,291,293.93 is: 4,935,614.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128,770.13 : 13,689,476.69 = 3,291,293.93 : x
  2. Step 2: Convert to fraction form
    9,128,770.13/13,689,476.69 = 3,291,293.93/x
  3. Step 3: Cross multiply
    9,128,770.13x = 13,689,476.69 × 3,291,293.93
  4. Step 4: Simplify right side
    9,128,770.13x = 45,056,091,449,769.64
  5. Step 5: Solve for x
    x = 45,056,091,449,769.64/9,128,770.13
  6. Step 6: Final answer
    x = 4,935,614.63

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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.