Home / 8,457,381-11,671,191.78-4,589,901.24

Finding the Fourth Proportional to 8,457,381, 11,671,191.78 and 4,589,901.24

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Solution

The fourth proportional to 8,457,381, 11,671,191.78 and 4,589,901.24 is: 6,334,066.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,457,381 : 11,671,191.78 = 4,589,901.24 : x
  2. Step 2: Convert to fraction form
    8,457,381/11,671,191.78 = 4,589,901.24/x
  3. Step 3: Cross multiply
    8,457,381x = 11,671,191.78 × 4,589,901.24
  4. Step 4: Simplify right side
    8,457,381x = 53,569,617,623,299.80
  5. Step 5: Solve for x
    x = 53,569,617,623,299.80/8,457,381
  6. Step 6: Final answer
    x = 6,334,066.97

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Double scale
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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.