Home / 8,440,484.72-11,647,875.48-4,955,141.12

Finding the Fourth Proportional to 8,440,484.72, 11,647,875.48 and 4,955,141.12

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Solution

The fourth proportional to 8,440,484.72, 11,647,875.48 and 4,955,141.12 is: 6,838,098.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440,484.72 : 11,647,875.48 = 4,955,141.12 : x
  2. Step 2: Convert to fraction form
    8,440,484.72/11,647,875.48 = 4,955,141.12/x
  3. Step 3: Cross multiply
    8,440,484.72x = 11,647,875.48 × 4,955,141.12
  4. Step 4: Simplify right side
    8,440,484.72x = 57,716,866,751,587.74
  5. Step 5: Solve for x
    x = 57,716,866,751,587.74/8,440,484.72
  6. Step 6: Final answer
    x = 6,838,098.60

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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.