Home / 13,288,003.80-19,932,005.70-13,036,061.40

Finding the Fourth Proportional to 13,288,003.80, 19,932,005.70 and 13,036,061.40

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Solution

The fourth proportional to 13,288,003.80, 19,932,005.70 and 13,036,061.40 is: 19,554,092.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,288,003.80 : 19,932,005.70 = 13,036,061.40 : x
  2. Step 2: Convert to fraction form
    13,288,003.80/19,932,005.70 = 13,036,061.40/x
  3. Step 3: Cross multiply
    13,288,003.80x = 19,932,005.70 × 13,036,061.40
  4. Step 4: Simplify right side
    13,288,003.80x = 259,834,850,130,349.97
  5. Step 5: Solve for x
    x = 259,834,850,130,349.97/13,288,003.80
  6. Step 6: Final answer
    x = 19,554,092.10

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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.