Home / 46,403,013.96-69,604,077.69-28,212,231.42

Finding the Fourth Proportional to 46,403,013.96, 69,604,077.69 and 28,212,231.42

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Solution

The fourth proportional to 46,403,013.96, 69,604,077.69 and 28,212,231.42 is: 42,318,077.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,403,013.96 : 69,604,077.69 = 28,212,231.42 : x
  2. Step 2: Convert to fraction form
    46,403,013.96/69,604,077.69 = 28,212,231.42/x
  3. Step 3: Cross multiply
    46,403,013.96x = 69,604,077.69 × 28,212,231.42
  4. Step 4: Simplify right side
    46,403,013.96x = 1,963,686,347,565,939
  5. Step 5: Solve for x
    x = 1,963,686,347,565,939/46,403,013.96
  6. Step 6: Final answer
    x = 42,318,077.64

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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.