Home / 51,742,252.54-77,613,378.88-21,029,636.24

Finding the Fourth Proportional to 51,742,252.54, 77,613,378.88 and 21,029,636.24

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Solution

The fourth proportional to 51,742,252.54, 77,613,378.88 and 21,029,636.24 is: 31,544,454.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,742,252.54 : 77,613,378.88 = 21,029,636.24 : x
  2. Step 2: Convert to fraction form
    51,742,252.54/77,613,378.88 = 21,029,636.24/x
  3. Step 3: Cross multiply
    51,742,252.54x = 77,613,378.88 × 21,029,636.24
  4. Step 4: Simplify right side
    51,742,252.54x = 1,632,181,125,093,538.25
  5. Step 5: Solve for x
    x = 1,632,181,125,093,538.25/51,742,252.54
  6. Step 6: Final answer
    x = 31,544,454.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.