Home / 13,114,354.82-18,097,888.52-7,313,503.16

Finding the Fourth Proportional to 13,114,354.82, 18,097,888.52 and 7,313,503.16

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Solution

The fourth proportional to 13,114,354.82, 18,097,888.52 and 7,313,503.16 is: 10,092,678.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,114,354.82 : 18,097,888.52 = 7,313,503.16 : x
  2. Step 2: Convert to fraction form
    13,114,354.82/18,097,888.52 = 7,313,503.16/x
  3. Step 3: Cross multiply
    13,114,354.82x = 18,097,888.52 × 7,313,503.16
  4. Step 4: Simplify right side
    13,114,354.82x = 132,358,964,943,876.20
  5. Step 5: Solve for x
    x = 132,358,964,943,876.20/13,114,354.82
  6. Step 6: Final answer
    x = 10,092,678.35

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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.