Home / 7,777,433.43-11,666,710.80-2,985,122.70

Finding the Fourth Proportional to 7,777,433.43, 11,666,710.80 and 2,985,122.70

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Solution

The fourth proportional to 7,777,433.43, 11,666,710.80 and 2,985,122.70 is: 4,477,899.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777,433.43 : 11,666,710.80 = 2,985,122.70 : x
  2. Step 2: Convert to fraction form
    7,777,433.43/11,666,710.80 = 2,985,122.70/x
  3. Step 3: Cross multiply
    7,777,433.43x = 11,666,710.80 × 2,985,122.70
  4. Step 4: Simplify right side
    7,777,433.43x = 34,826,563,243,415.16
  5. Step 5: Solve for x
    x = 34,826,563,243,415.16/7,777,433.43
  6. Step 6: Final answer
    x = 4,477,899.24

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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.