Home / 10,516,003.80-15,774,005.70-4,126,464.60

Finding the Fourth Proportional to 10,516,003.80, 15,774,005.70 and 4,126,464.60

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Solution

The fourth proportional to 10,516,003.80, 15,774,005.70 and 4,126,464.60 is: 6,189,696.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,516,003.80 : 15,774,005.70 = 4,126,464.60 : x
  2. Step 2: Convert to fraction form
    10,516,003.80/15,774,005.70 = 4,126,464.60/x
  3. Step 3: Cross multiply
    10,516,003.80x = 15,774,005.70 × 4,126,464.60
  4. Step 4: Simplify right side
    10,516,003.80x = 65,090,876,121,248.22
  5. Step 5: Solve for x
    x = 65,090,876,121,248.22/10,516,003.80
  6. Step 6: Final answer
    x = 6,189,696.90

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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.