Home / 11,181,834.64-15,430,761.04-6,287,061.28

Finding the Fourth Proportional to 11,181,834.64, 15,430,761.04 and 6,287,061.28

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Solution

The fourth proportional to 11,181,834.64, 15,430,761.04 and 6,287,061.28 is: 8,676,048.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181,834.64 : 15,430,761.04 = 6,287,061.28 : x
  2. Step 2: Convert to fraction form
    11,181,834.64/15,430,761.04 = 6,287,061.28/x
  3. Step 3: Cross multiply
    11,181,834.64x = 15,430,761.04 × 6,287,061.28
  4. Step 4: Simplify right side
    11,181,834.64x = 97,014,140,255,516.53
  5. Step 5: Solve for x
    x = 97,014,140,255,516.53/11,181,834.64
  6. Step 6: Final answer
    x = 8,676,048.55

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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.