Home / 15,139,093.70-22,708,962.22-5,424,339.48

Finding the Fourth Proportional to 15,139,093.70, 22,708,962.22 and 5,424,339.48

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Solution

The fourth proportional to 15,139,093.70, 22,708,962.22 and 5,424,339.48 is: 8,136,624.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,139,093.70 : 22,708,962.22 = 5,424,339.48 : x
  2. Step 2: Convert to fraction form
    15,139,093.70/22,708,962.22 = 5,424,339.48/x
  3. Step 3: Cross multiply
    15,139,093.70x = 22,708,962.22 × 5,424,339.48
  4. Step 4: Simplify right side
    15,139,093.70x = 123,181,120,319,774.45
  5. Step 5: Solve for x
    x = 123,181,120,319,774.45/15,139,093.70
  6. Step 6: Final answer
    x = 8,136,624.47

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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.