Home / 10,672,187.15-14,727,622.82-5,777,409.12

Finding the Fourth Proportional to 10,672,187.15, 14,727,622.82 and 5,777,409.12

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Solution

The fourth proportional to 10,672,187.15, 14,727,622.82 and 5,777,409.12 is: 7,972,827.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672,187.15 : 14,727,622.82 = 5,777,409.12 : x
  2. Step 2: Convert to fraction form
    10,672,187.15/14,727,622.82 = 5,777,409.12/x
  3. Step 3: Cross multiply
    10,672,187.15x = 14,727,622.82 × 5,777,409.12
  4. Step 4: Simplify right side
    10,672,187.15x = 85,087,502,367,301.08
  5. Step 5: Solve for x
    x = 85,087,502,367,301.08/10,672,187.15
  6. Step 6: Final answer
    x = 7,972,827.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.