Home / 9,123,560.10-13,662,196.02-5,478,039

Finding the Fourth Proportional to 9,123,560.10, 13,662,196.02 and 5,478,039

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Solution

The fourth proportional to 9,123,560.10, 13,662,196.02 and 5,478,039 is: 8,203,162.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,123,560.10 : 13,662,196.02 = 5,478,039 : x
  2. Step 2: Convert to fraction form
    9,123,560.10/13,662,196.02 = 5,478,039/x
  3. Step 3: Cross multiply
    9,123,560.10x = 13,662,196.02 × 5,478,039
  4. Step 4: Simplify right side
    9,123,560.10x = 74,842,042,623,204.78
  5. Step 5: Solve for x
    x = 74,842,042,623,204.78/9,123,560.10
  6. Step 6: Final answer
    x = 8,203,162.12

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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.