Home / 13,823,386.49-19,076,731.54-7,544,257.65

Finding the Fourth Proportional to 13,823,386.49, 19,076,731.54 and 7,544,257.65

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Solution

The fourth proportional to 13,823,386.49, 19,076,731.54 and 7,544,257.65 is: 10,411,325.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823,386.49 : 19,076,731.54 = 7,544,257.65 : x
  2. Step 2: Convert to fraction form
    13,823,386.49/19,076,731.54 = 7,544,257.65/x
  3. Step 3: Cross multiply
    13,823,386.49x = 19,076,731.54 × 7,544,257.65
  4. Step 4: Simplify right side
    13,823,386.49x = 143,919,777,838,780.66
  5. Step 5: Solve for x
    x = 143,919,777,838,780.66/13,823,386.49
  6. Step 6: Final answer
    x = 10,411,325.61

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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.