Home / 11,509,785.48-15,883,505.54-6,353,148.12

Finding the Fourth Proportional to 11,509,785.48, 15,883,505.54 and 6,353,148.12

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Solution

The fourth proportional to 11,509,785.48, 15,883,505.54 and 6,353,148.12 is: 8,767,345.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,509,785.48 : 15,883,505.54 = 6,353,148.12 : x
  2. Step 2: Convert to fraction form
    11,509,785.48/15,883,505.54 = 6,353,148.12/x
  3. Step 3: Cross multiply
    11,509,785.48x = 15,883,505.54 × 6,353,148.12
  4. Step 4: Simplify right side
    11,509,785.48x = 100,910,263,360,460.58
  5. Step 5: Solve for x
    x = 100,910,263,360,460.58/11,509,785.48
  6. Step 6: Final answer
    x = 8,767,345.28

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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.