Home / 13,259,092.10-18,297,363.34-7,457,877.77

Finding the Fourth Proportional to 13,259,092.10, 18,297,363.34 and 7,457,877.77

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Solution

The fourth proportional to 13,259,092.10, 18,297,363.34 and 7,457,877.77 is: 10,291,767.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,259,092.10 : 18,297,363.34 = 7,457,877.77 : x
  2. Step 2: Convert to fraction form
    13,259,092.10/18,297,363.34 = 7,457,877.77/x
  3. Step 3: Cross multiply
    13,259,092.10x = 18,297,363.34 × 7,457,877.77
  4. Step 4: Simplify right side
    13,259,092.10x = 136,459,499,302,998.94
  5. Step 5: Solve for x
    x = 136,459,499,302,998.94/13,259,092.10
  6. Step 6: Final answer
    x = 10,291,767.96

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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.