Home / 35,959,575.68-49,612,071.61-20,478,699.35

Finding the Fourth Proportional to 35,959,575.68, 49,612,071.61 and 20,478,699.35

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Solution

The fourth proportional to 35,959,575.68, 49,612,071.61 and 20,478,699.35 is: 28,253,689.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,959,575.68 : 49,612,071.61 = 20,478,699.35 : x
  2. Step 2: Convert to fraction form
    35,959,575.68/49,612,071.61 = 20,478,699.35/x
  3. Step 3: Cross multiply
    35,959,575.68x = 49,612,071.61 × 20,478,699.35
  4. Step 4: Simplify right side
    35,959,575.68x = 1,015,990,698,595,443.62
  5. Step 5: Solve for x
    x = 1,015,990,698,595,443.62/35,959,575.68
  6. Step 6: Final answer
    x = 28,253,689.86

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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.