Home / 9,855,631.08-13,601,045.10-5,445,640.92

Finding the Fourth Proportional to 9,855,631.08, 13,601,045.10 and 5,445,640.92

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Solution

The fourth proportional to 9,855,631.08, 13,601,045.10 and 5,445,640.92 is: 7,515,135.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,855,631.08 : 13,601,045.10 = 5,445,640.92 : x
  2. Step 2: Convert to fraction form
    9,855,631.08/13,601,045.10 = 5,445,640.92/x
  3. Step 3: Cross multiply
    9,855,631.08x = 13,601,045.10 × 5,445,640.92
  4. Step 4: Simplify right side
    9,855,631.08x = 74,066,407,751,325.48
  5. Step 5: Solve for x
    x = 74,066,407,751,325.48/9,855,631.08
  6. Step 6: Final answer
    x = 7,515,135.98

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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.