Home / 9,072,316.80-13,576,982.40-8,316,489.60

Finding the Fourth Proportional to 9,072,316.80, 13,576,982.40 and 8,316,489.60

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Solution

The fourth proportional to 9,072,316.80, 13,576,982.40 and 8,316,489.60 is: 12,445,865.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,316.80 : 13,576,982.40 = 8,316,489.60 : x
  2. Step 2: Convert to fraction form
    9,072,316.80/13,576,982.40 = 8,316,489.60/x
  3. Step 3: Cross multiply
    9,072,316.80x = 13,576,982.40 × 8,316,489.60
  4. Step 4: Simplify right side
    9,072,316.80x = 112,912,832,928,983.03
  5. Step 5: Solve for x
    x = 112,912,832,928,983.03/9,072,316.80
  6. Step 6: Final answer
    x = 12,445,865.31

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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.