Home / 13,655,382.08-20,478,329.76-7,599,355.52

Finding the Fourth Proportional to 13,655,382.08, 20,478,329.76 and 7,599,355.52

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Solution

The fourth proportional to 13,655,382.08, 20,478,329.76 and 7,599,355.52 is: 11,396,393.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,655,382.08 : 20,478,329.76 = 7,599,355.52 : x
  2. Step 2: Convert to fraction form
    13,655,382.08/20,478,329.76 = 7,599,355.52/x
  3. Step 3: Cross multiply
    13,655,382.08x = 20,478,329.76 × 7,599,355.52
  4. Step 4: Simplify right side
    13,655,382.08x = 155,622,108,302,036.28
  5. Step 5: Solve for x
    x = 155,622,108,302,036.28/13,655,382.08
  6. Step 6: Final answer
    x = 11,396,393.55

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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.