Home / 13,374,828.90-18,462,914.10-9,029,800.62

Finding the Fourth Proportional to 13,374,828.90, 18,462,914.10 and 9,029,800.62

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Solution

The fourth proportional to 13,374,828.90, 18,462,914.10 and 9,029,800.62 is: 12,464,939.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,374,828.90 : 18,462,914.10 = 9,029,800.62 : x
  2. Step 2: Convert to fraction form
    13,374,828.90/18,462,914.10 = 9,029,800.62/x
  3. Step 3: Cross multiply
    13,374,828.90x = 18,462,914.10 × 9,029,800.62
  4. Step 4: Simplify right side
    13,374,828.90x = 166,716,433,187,186.75
  5. Step 5: Solve for x
    x = 166,716,433,187,186.75/13,374,828.90
  6. Step 6: Final answer
    x = 12,464,939.51

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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.