Home / 9,153,238.50-12,631,469.16-5,079,513.06

Finding the Fourth Proportional to 9,153,238.50, 12,631,469.16 and 5,079,513.06

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Solution

The fourth proportional to 9,153,238.50, 12,631,469.16 and 5,079,513.06 is: 7,009,728.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,153,238.50 : 12,631,469.16 = 5,079,513.06 : x
  2. Step 2: Convert to fraction form
    9,153,238.50/12,631,469.16 = 5,079,513.06/x
  3. Step 3: Cross multiply
    9,153,238.50x = 12,631,469.16 × 5,079,513.06
  4. Step 4: Simplify right side
    9,153,238.50x = 64,161,712,565,207.23
  5. Step 5: Solve for x
    x = 64,161,712,565,207.23/9,153,238.50
  6. Step 6: Final answer
    x = 7,009,728.04

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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.