Home / 17,478,534.08-26,217,884.05-5,347,978.18

Finding the Fourth Proportional to 17,478,534.08, 26,217,884.05 and 5,347,978.18

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Solution

The fourth proportional to 17,478,534.08, 26,217,884.05 and 5,347,978.18 is: 8,021,992.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,478,534.08 : 26,217,884.05 = 5,347,978.18 : x
  2. Step 2: Convert to fraction form
    17,478,534.08/26,217,884.05 = 5,347,978.18/x
  3. Step 3: Cross multiply
    17,478,534.08x = 26,217,884.05 × 5,347,978.18
  4. Step 4: Simplify right side
    17,478,534.08x = 140,212,671,746,255.38
  5. Step 5: Solve for x
    x = 140,212,671,746,255.38/17,478,534.08
  6. Step 6: Final answer
    x = 8,021,992.64

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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.