Home / 14,996,940.34-20,695,746.09-8,121,401.14

Finding the Fourth Proportional to 14,996,940.34, 20,695,746.09 and 8,121,401.14

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Solution

The fourth proportional to 14,996,940.34, 20,695,746.09 and 8,121,401.14 is: 11,207,516.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,996,940.34 : 20,695,746.09 = 8,121,401.14 : x
  2. Step 2: Convert to fraction form
    14,996,940.34/20,695,746.09 = 8,121,401.14/x
  3. Step 3: Cross multiply
    14,996,940.34x = 20,695,746.09 × 8,121,401.14
  4. Step 4: Simplify right side
    14,996,940.34x = 168,078,455,888,476.53
  5. Step 5: Solve for x
    x = 168,078,455,888,476.53/14,996,940.34
  6. Step 6: Final answer
    x = 11,207,516.47

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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.