Home / 10,136,164.71-13,976,698.46-6,459,256.79

Finding the Fourth Proportional to 10,136,164.71, 13,976,698.46 and 6,459,256.79

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Solution

The fourth proportional to 10,136,164.71, 13,976,698.46 and 6,459,256.79 is: 8,906,631.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136,164.71 : 13,976,698.46 = 6,459,256.79 : x
  2. Step 2: Convert to fraction form
    10,136,164.71/13,976,698.46 = 6,459,256.79/x
  3. Step 3: Cross multiply
    10,136,164.71x = 13,976,698.46 × 6,459,256.79
  4. Step 4: Simplify right side
    10,136,164.71x = 90,279,084,327,357.77
  5. Step 5: Solve for x
    x = 90,279,084,327,357.77/10,136,164.71
  6. Step 6: Final answer
    x = 8,906,631.54

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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.