Home / 18,644,578.41-25,730,811.36-11,302,721.01

Finding the Fourth Proportional to 18,644,578.41, 25,730,811.36 and 11,302,721.01

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Solution

The fourth proportional to 18,644,578.41, 25,730,811.36 and 11,302,721.01 is: 15,598,538.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,644,578.41 : 25,730,811.36 = 11,302,721.01 : x
  2. Step 2: Convert to fraction form
    18,644,578.41/25,730,811.36 = 11,302,721.01/x
  3. Step 3: Cross multiply
    18,644,578.41x = 25,730,811.36 × 11,302,721.01
  4. Step 4: Simplify right side
    18,644,578.41x = 290,828,182,163,018.69
  5. Step 5: Solve for x
    x = 290,828,182,163,018.69/18,644,578.41
  6. Step 6: Final answer
    x = 15,598,538.93

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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.