Home / 12,138,999.93-16,751,624.27-6,632,256.45

Finding the Fourth Proportional to 12,138,999.93, 16,751,624.27 and 6,632,256.45

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Solution

The fourth proportional to 12,138,999.93, 16,751,624.27 and 6,632,256.45 is: 9,152,407.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,138,999.93 : 16,751,624.27 = 6,632,256.45 : x
  2. Step 2: Convert to fraction form
    12,138,999.93/16,751,624.27 = 6,632,256.45/x
  3. Step 3: Cross multiply
    12,138,999.93x = 16,751,624.27 × 6,632,256.45
  4. Step 4: Simplify right side
    12,138,999.93x = 111,101,068,079,522.77
  5. Step 5: Solve for x
    x = 111,101,068,079,522.77/12,138,999.93
  6. Step 6: Final answer
    x = 9,152,407.01

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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.