Home / 15,343,872.19-23,018,840.25-5,628,575.39

Finding the Fourth Proportional to 15,343,872.19, 23,018,840.25 and 5,628,575.39

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Solution

The fourth proportional to 15,343,872.19, 23,018,840.25 and 5,628,575.39 is: 8,443,975.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,343,872.19 : 23,018,840.25 = 5,628,575.39 : x
  2. Step 2: Convert to fraction form
    15,343,872.19/23,018,840.25 = 5,628,575.39/x
  3. Step 3: Cross multiply
    15,343,872.19x = 23,018,840.25 × 5,628,575.39
  4. Step 4: Simplify right side
    15,343,872.19x = 129,563,277,601,290.08
  5. Step 5: Solve for x
    x = 129,563,277,601,290.08/15,343,872.19
  6. Step 6: Final answer
    x = 8,443,975.29

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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.