Home / 13,810,328.70-19,059,388.65-7,616,587.11

Finding the Fourth Proportional to 13,810,328.70, 19,059,388.65 and 7,616,587.11

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Solution

The fourth proportional to 13,810,328.70, 19,059,388.65 and 7,616,587.11 is: 10,511,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,810,328.70 : 19,059,388.65 = 7,616,587.11 : x
  2. Step 2: Convert to fraction form
    13,810,328.70/19,059,388.65 = 7,616,587.11/x
  3. Step 3: Cross multiply
    13,810,328.70x = 19,059,388.65 × 7,616,587.11
  4. Step 4: Simplify right side
    13,810,328.70x = 145,167,493,916,070.28
  5. Step 5: Solve for x
    x = 145,167,493,916,070.28/13,810,328.70
  6. Step 6: Final answer
    x = 10,511,516.20

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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.