Home / 11,855,151.34-16,360,125.45-6,422,643.34

Finding the Fourth Proportional to 11,855,151.34, 16,360,125.45 and 6,422,643.34

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Solution

The fourth proportional to 11,855,151.34, 16,360,125.45 and 6,422,643.34 is: 8,863,256.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,855,151.34 : 16,360,125.45 = 6,422,643.34 : x
  2. Step 2: Convert to fraction form
    11,855,151.34/16,360,125.45 = 6,422,643.34/x
  3. Step 3: Cross multiply
    11,855,151.34x = 16,360,125.45 × 6,422,643.34
  4. Step 4: Simplify right side
    11,855,151.34x = 105,075,250,763,007
  5. Step 5: Solve for x
    x = 105,075,250,763,007/11,855,151.34
  6. Step 6: Final answer
    x = 8,863,256.80

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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.