Home / 10,530,921.36-15,793,252.20-4,465,563.60

Finding the Fourth Proportional to 10,530,921.36, 15,793,252.20 and 4,465,563.60

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Solution

The fourth proportional to 10,530,921.36, 15,793,252.20 and 4,465,563.60 is: 6,697,018.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530,921.36 : 15,793,252.20 = 4,465,563.60 : x
  2. Step 2: Convert to fraction form
    10,530,921.36/15,793,252.20 = 4,465,563.60/x
  3. Step 3: Cross multiply
    10,530,921.36x = 15,793,252.20 × 4,465,563.60
  4. Step 4: Simplify right side
    10,530,921.36x = 70,525,772,149,939.91
  5. Step 5: Solve for x
    x = 70,525,772,149,939.91/10,530,921.36
  6. Step 6: Final answer
    x = 6,697,018.21

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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.