Home / 10,206,878.20-15,310,317.30-9,577,022.20

Finding the Fourth Proportional to 10,206,878.20, 15,310,317.30 and 9,577,022.20

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Solution

The fourth proportional to 10,206,878.20, 15,310,317.30 and 9,577,022.20 is: 14,365,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206,878.20 : 15,310,317.30 = 9,577,022.20 : x
  2. Step 2: Convert to fraction form
    10,206,878.20/15,310,317.30 = 9,577,022.20/x
  3. Step 3: Cross multiply
    10,206,878.20x = 15,310,317.30 × 9,577,022.20
  4. Step 4: Simplify right side
    10,206,878.20x = 146,627,248,671,144.06
  5. Step 5: Solve for x
    x = 146,627,248,671,144.06/10,206,878.20
  6. Step 6: Final answer
    x = 14,365,533.30

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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.