Home / 10,307,215.80-15,456,887.10-3,116,359.80

Finding the Fourth Proportional to 10,307,215.80, 15,456,887.10 and 3,116,359.80

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Solution

The fourth proportional to 10,307,215.80, 15,456,887.10 and 3,116,359.80 is: 4,673,349.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307,215.80 : 15,456,887.10 = 3,116,359.80 : x
  2. Step 2: Convert to fraction form
    10,307,215.80/15,456,887.10 = 3,116,359.80/x
  3. Step 3: Cross multiply
    10,307,215.80x = 15,456,887.10 × 3,116,359.80
  4. Step 4: Simplify right side
    10,307,215.80x = 48,169,221,591,578.58
  5. Step 5: Solve for x
    x = 48,169,221,591,578.58/10,307,215.80
  6. Step 6: Final answer
    x = 4,673,349.48

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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.