Home / 47,946,257-71,919,454.62-19,579,409

Finding the Fourth Proportional to 47,946,257, 71,919,454.62 and 19,579,409

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Solution

The fourth proportional to 47,946,257, 71,919,454.62 and 19,579,409 is: 29,369,141.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,946,257 : 71,919,454.62 = 19,579,409 : x
  2. Step 2: Convert to fraction form
    47,946,257/71,919,454.62 = 19,579,409/x
  3. Step 3: Cross multiply
    47,946,257x = 71,919,454.62 × 19,579,409
  4. Step 4: Simplify right side
    47,946,257x = 1,408,140,417,061,919.75
  5. Step 5: Solve for x
    x = 1,408,140,417,061,919.75/47,946,257
  6. Step 6: Final answer
    x = 29,369,141.73

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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.