Home / 14,644,566.74-20,209,501.78-8,118,179.66

Finding the Fourth Proportional to 14,644,566.74, 20,209,501.78 and 8,118,179.66

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Solution

The fourth proportional to 14,644,566.74, 20,209,501.78 and 8,118,179.66 is: 11,203,087.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,644,566.74 : 20,209,501.78 = 8,118,179.66 : x
  2. Step 2: Convert to fraction form
    14,644,566.74/20,209,501.78 = 8,118,179.66/x
  3. Step 3: Cross multiply
    14,644,566.74x = 20,209,501.78 × 8,118,179.66
  4. Step 4: Simplify right side
    14,644,566.74x = 164,064,366,289,129.81
  5. Step 5: Solve for x
    x = 164,064,366,289,129.81/14,644,566.74
  6. Step 6: Final answer
    x = 11,203,087.75

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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.