Home / 13,760,316.72-20,639,949.48-4,175,308.08

Finding the Fourth Proportional to 13,760,316.72, 20,639,949.48 and 4,175,308.08

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Solution

The fourth proportional to 13,760,316.72, 20,639,949.48 and 4,175,308.08 is: 6,262,802.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,760,316.72 : 20,639,949.48 = 4,175,308.08 : x
  2. Step 2: Convert to fraction form
    13,760,316.72/20,639,949.48 = 4,175,308.08/x
  3. Step 3: Cross multiply
    13,760,316.72x = 20,639,949.48 × 4,175,308.08
  4. Step 4: Simplify right side
    13,760,316.72x = 86,178,147,834,635.80
  5. Step 5: Solve for x
    x = 86,178,147,834,635.80/13,760,316.72
  6. Step 6: Final answer
    x = 6,262,802.64

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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.