Home / 7,777,434.43-11,666,712.30-2,985,123.70

Finding the Fourth Proportional to 7,777,434.43, 11,666,712.30 and 2,985,123.70

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Solution

The fourth proportional to 7,777,434.43, 11,666,712.30 and 2,985,123.70 is: 4,477,900.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777,434.43 : 11,666,712.30 = 2,985,123.70 : x
  2. Step 2: Convert to fraction form
    7,777,434.43/11,666,712.30 = 2,985,123.70/x
  3. Step 3: Cross multiply
    7,777,434.43x = 11,666,712.30 × 2,985,123.70
  4. Step 4: Simplify right side
    7,777,434.43x = 34,826,579,387,811.52
  5. Step 5: Solve for x
    x = 34,826,579,387,811.52/7,777,434.43
  6. Step 6: Final answer
    x = 4,477,900.74

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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.