Home / 8,709,991.43-13,064,142.90-2,644,776.47

Finding the Fourth Proportional to 8,709,991.43, 13,064,142.90 and 2,644,776.47

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Solution

The fourth proportional to 8,709,991.43, 13,064,142.90 and 2,644,776.47 is: 3,966,908.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,709,991.43 : 13,064,142.90 = 2,644,776.47 : x
  2. Step 2: Convert to fraction form
    8,709,991.43/13,064,142.90 = 2,644,776.47/x
  3. Step 3: Cross multiply
    8,709,991.43x = 13,064,142.90 × 2,644,776.47
  4. Step 4: Simplify right side
    8,709,991.43x = 34,551,737,775,297.92
  5. Step 5: Solve for x
    x = 34,551,737,775,297.92/8,709,991.43
  6. Step 6: Final answer
    x = 3,966,908.35

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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.