Home / 82,326,212.10-123,324,675.30-49,518,666.51

Finding the Fourth Proportional to 82,326,212.10, 123,324,675.30 and 49,518,666.51

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Solution

The fourth proportional to 82,326,212.10, 123,324,675.30 and 49,518,666.51 is: 74,178,968.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,326,212.10 : 123,324,675.30 = 49,518,666.51 : x
  2. Step 2: Convert to fraction form
    82,326,212.10/123,324,675.30 = 49,518,666.51/x
  3. Step 3: Cross multiply
    82,326,212.10x = 123,324,675.30 × 49,518,666.51
  4. Step 4: Simplify right side
    82,326,212.10x = 6,106,873,468,634,734
  5. Step 5: Solve for x
    x = 6,106,873,468,634,734/82,326,212.10
  6. Step 6: Final answer
    x = 74,178,968.19

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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.