Home / 15,283,247.16-21,091,055.22-8,756,745.60

Finding the Fourth Proportional to 15,283,247.16, 21,091,055.22 and 8,756,745.60

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Solution

The fourth proportional to 15,283,247.16, 21,091,055.22 and 8,756,745.60 is: 12,084,408.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,283,247.16 : 21,091,055.22 = 8,756,745.60 : x
  2. Step 2: Convert to fraction form
    15,283,247.16/21,091,055.22 = 8,756,745.60/x
  3. Step 3: Cross multiply
    15,283,247.16x = 21,091,055.22 × 8,756,745.60
  4. Step 4: Simplify right side
    15,283,247.16x = 184,689,004,997,092
  5. Step 5: Solve for x
    x = 184,689,004,997,092/15,283,247.16
  6. Step 6: Final answer
    x = 12,084,408.70

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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.