Home / 29,911,816.47-41,278,266.78-16,160,780.60

Finding the Fourth Proportional to 29,911,816.47, 41,278,266.78 and 16,160,780.60

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Solution

The fourth proportional to 29,911,816.47, 41,278,266.78 and 16,160,780.60 is: 22,301,855.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,911,816.47 : 41,278,266.78 = 16,160,780.60 : x
  2. Step 2: Convert to fraction form
    29,911,816.47/41,278,266.78 = 16,160,780.60/x
  3. Step 3: Cross multiply
    29,911,816.47x = 41,278,266.78 × 16,160,780.60
  4. Step 4: Simplify right side
    29,911,816.47x = 667,089,012,773,457.12
  5. Step 5: Solve for x
    x = 667,089,012,773,457.12/29,911,816.47
  6. Step 6: Final answer
    x = 22,301,855.64

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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.