Home / 13,655,380.08-20,478,326.76-7,599,353.52

Finding the Fourth Proportional to 13,655,380.08, 20,478,326.76 and 7,599,353.52

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Solution

The fourth proportional to 13,655,380.08, 20,478,326.76 and 7,599,353.52 is: 11,396,390.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,655,380.08 : 20,478,326.76 = 7,599,353.52 : x
  2. Step 2: Convert to fraction form
    13,655,380.08/20,478,326.76 = 7,599,353.52/x
  3. Step 3: Cross multiply
    13,655,380.08x = 20,478,326.76 × 7,599,353.52
  4. Step 4: Simplify right side
    13,655,380.08x = 155,622,044,547,316.19
  5. Step 5: Solve for x
    x = 155,622,044,547,316.19/13,655,380.08
  6. Step 6: Final answer
    x = 11,396,390.55

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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.