Home / 5,418,953.22-7,478,973.09-3,459,668.52

Finding the Fourth Proportional to 5,418,953.22, 7,478,973.09 and 3,459,668.52

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Solution

The fourth proportional to 5,418,953.22, 7,478,973.09 and 3,459,668.52 is: 4,774,864.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418,953.22 : 7,478,973.09 = 3,459,668.52 : x
  2. Step 2: Convert to fraction form
    5,418,953.22/7,478,973.09 = 3,459,668.52/x
  3. Step 3: Cross multiply
    5,418,953.22x = 7,478,973.09 × 3,459,668.52
  4. Step 4: Simplify right side
    5,418,953.22x = 25,874,767,761,400.12
  5. Step 5: Solve for x
    x = 25,874,767,761,400.12/5,418,953.22
  6. Step 6: Final answer
    x = 4,774,864.57

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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.