Home / 13,233,218.80-19,849,828.20-12,673,346.80

Finding the Fourth Proportional to 13,233,218.80, 19,849,828.20 and 12,673,346.80

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Solution

The fourth proportional to 13,233,218.80, 19,849,828.20 and 12,673,346.80 is: 19,010,020.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233,218.80 : 19,849,828.20 = 12,673,346.80 : x
  2. Step 2: Convert to fraction form
    13,233,218.80/19,849,828.20 = 12,673,346.80/x
  3. Step 3: Cross multiply
    13,233,218.80x = 19,849,828.20 × 12,673,346.80
  4. Step 4: Simplify right side
    13,233,218.80x = 251,563,756,699,019.75
  5. Step 5: Solve for x
    x = 251,563,756,699,019.75/13,233,218.80
  6. Step 6: Final answer
    x = 19,010,020.20

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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.