Home / 56,892,491-78,486,618.28-33,359,015.60

Finding the Fourth Proportional to 56,892,491, 78,486,618.28 and 33,359,015.60

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Solution

The fourth proportional to 56,892,491, 78,486,618.28 and 33,359,015.60 is: 46,020,771.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,892,491 : 78,486,618.28 = 33,359,015.60 : x
  2. Step 2: Convert to fraction form
    56,892,491/78,486,618.28 = 33,359,015.60/x
  3. Step 3: Cross multiply
    56,892,491x = 78,486,618.28 × 33,359,015.60
  4. Step 4: Simplify right side
    56,892,491x = 2,618,236,323,593,765.50
  5. Step 5: Solve for x
    x = 2,618,236,323,593,765.50/56,892,491
  6. Step 6: Final answer
    x = 46,020,771.42

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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.