Home / 12,803,979.41-17,669,951.51-7,298,185.04

Finding the Fourth Proportional to 12,803,979.41, 17,669,951.51 and 7,298,185.04

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Solution

The fourth proportional to 12,803,979.41, 17,669,951.51 and 7,298,185.04 is: 10,071,757.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,803,979.41 : 17,669,951.51 = 7,298,185.04 : x
  2. Step 2: Convert to fraction form
    12,803,979.41/17,669,951.51 = 7,298,185.04/x
  3. Step 3: Cross multiply
    12,803,979.41x = 17,669,951.51 × 7,298,185.04
  4. Step 4: Simplify right side
    12,803,979.41x = 128,958,575,642,966.72
  5. Step 5: Solve for x
    x = 128,958,575,642,966.72/12,803,979.41
  6. Step 6: Final answer
    x = 10,071,757.50

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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.