Home / 7,111,780.26-9,814,281.48-3,848,594.16

Finding the Fourth Proportional to 7,111,780.26, 9,814,281.48 and 3,848,594.16

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Solution

The fourth proportional to 7,111,780.26, 9,814,281.48 and 3,848,594.16 is: 5,311,073.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,780.26 : 9,814,281.48 = 3,848,594.16 : x
  2. Step 2: Convert to fraction form
    7,111,780.26/9,814,281.48 = 3,848,594.16/x
  3. Step 3: Cross multiply
    7,111,780.26x = 9,814,281.48 × 3,848,594.16
  4. Step 4: Simplify right side
    7,111,780.26x = 37,771,186,388,524.16
  5. Step 5: Solve for x
    x = 37,771,186,388,524.16/7,111,780.26
  6. Step 6: Final answer
    x = 5,311,073.32

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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.