Home / 51,931,992.60-71,659,905.63-29,912,653.31

Finding the Fourth Proportional to 51,931,992.60, 71,659,905.63 and 29,912,653.31

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Solution

The fourth proportional to 51,931,992.60, 71,659,905.63 and 29,912,653.31 is: 41,275,864.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,931,992.60 : 71,659,905.63 = 29,912,653.31 : x
  2. Step 2: Convert to fraction form
    51,931,992.60/71,659,905.63 = 29,912,653.31/x
  3. Step 3: Cross multiply
    51,931,992.60x = 71,659,905.63 × 29,912,653.31
  4. Step 4: Simplify right side
    51,931,992.60x = 2,143,537,912,979,207.50
  5. Step 5: Solve for x
    x = 2,143,537,912,979,207.50/51,931,992.60
  6. Step 6: Final answer
    x = 41,275,864.95

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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.