Home / 82,106,872.34-113,307,784.02-44,430,036.49

Finding the Fourth Proportional to 82,106,872.34, 113,307,784.02 and 44,430,036.49

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Solution

The fourth proportional to 82,106,872.34, 113,307,784.02 and 44,430,036.49 is: 61,313,612.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,106,872.34 : 113,307,784.02 = 44,430,036.49 : x
  2. Step 2: Convert to fraction form
    82,106,872.34/113,307,784.02 = 44,430,036.49/x
  3. Step 3: Cross multiply
    82,106,872.34x = 113,307,784.02 × 44,430,036.49
  4. Step 4: Simplify right side
    82,106,872.34x = 5,034,268,978,326,369
  5. Step 5: Solve for x
    x = 5,034,268,978,326,369/82,106,872.34
  6. Step 6: Final answer
    x = 61,313,612.79

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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.