Home / 10,222,024.80-15,333,037.20-8,702,205.60

Finding the Fourth Proportional to 10,222,024.80, 15,333,037.20 and 8,702,205.60

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Solution

The fourth proportional to 10,222,024.80, 15,333,037.20 and 8,702,205.60 is: 13,053,308.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,222,024.80 : 15,333,037.20 = 8,702,205.60 : x
  2. Step 2: Convert to fraction form
    10,222,024.80/15,333,037.20 = 8,702,205.60/x
  3. Step 3: Cross multiply
    10,222,024.80x = 15,333,037.20 × 8,702,205.60
  4. Step 4: Simplify right side
    10,222,024.80x = 133,431,242,186,848.31
  5. Step 5: Solve for x
    x = 133,431,242,186,848.31/10,222,024.80
  6. Step 6: Final answer
    x = 13,053,308.40

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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.