Home / 10,907,133.16-15,079,053.54-8,186,155.24

Finding the Fourth Proportional to 10,907,133.16, 15,079,053.54 and 8,186,155.24

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Solution

The fourth proportional to 10,907,133.16, 15,079,053.54 and 8,186,155.24 is: 11,317,316.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,907,133.16 : 15,079,053.54 = 8,186,155.24 : x
  2. Step 2: Convert to fraction form
    10,907,133.16/15,079,053.54 = 8,186,155.24/x
  3. Step 3: Cross multiply
    10,907,133.16x = 15,079,053.54 × 8,186,155.24
  4. Step 4: Simplify right side
    10,907,133.16x = 123,439,473,150,711.55
  5. Step 5: Solve for x
    x = 123,439,473,150,711.55/10,907,133.16
  6. Step 6: Final answer
    x = 11,317,316.05

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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.