Home / 12,852,642.40-19,310,456.40-9,663,996.40

Finding the Fourth Proportional to 12,852,642.40, 19,310,456.40 and 9,663,996.40

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Solution

The fourth proportional to 12,852,642.40, 19,310,456.40 and 9,663,996.40 is: 14,519,674.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,852,642.40 : 19,310,456.40 = 9,663,996.40 : x
  2. Step 2: Convert to fraction form
    12,852,642.40/19,310,456.40 = 9,663,996.40/x
  3. Step 3: Cross multiply
    12,852,642.40x = 19,310,456.40 × 9,663,996.40
  4. Step 4: Simplify right side
    12,852,642.40x = 186,616,181,131,956.94
  5. Step 5: Solve for x
    x = 186,616,181,131,956.94/12,852,642.40
  6. Step 6: Final answer
    x = 14,519,674.27

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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.