Home / 10,126,112.64-13,973,984.52-5,479,894.32

Finding the Fourth Proportional to 10,126,112.64, 13,973,984.52 and 5,479,894.32

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Solution

The fourth proportional to 10,126,112.64, 13,973,984.52 and 5,479,894.32 is: 7,562,226.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126,112.64 : 13,973,984.52 = 5,479,894.32 : x
  2. Step 2: Convert to fraction form
    10,126,112.64/13,973,984.52 = 5,479,894.32/x
  3. Step 3: Cross multiply
    10,126,112.64x = 13,973,984.52 × 5,479,894.32
  4. Step 4: Simplify right side
    10,126,112.64x = 76,575,958,398,915.92
  5. Step 5: Solve for x
    x = 76,575,958,398,915.92/10,126,112.64
  6. Step 6: Final answer
    x = 7,562,226.60

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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.