Home / 49,742,924.76-68,645,508.48-28,847,346.42

Finding the Fourth Proportional to 49,742,924.76, 68,645,508.48 and 28,847,346.42

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Solution

The fourth proportional to 49,742,924.76, 68,645,508.48 and 28,847,346.42 is: 39,809,495.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,742,924.76 : 68,645,508.48 = 28,847,346.42 : x
  2. Step 2: Convert to fraction form
    49,742,924.76/68,645,508.48 = 28,847,346.42/x
  3. Step 3: Cross multiply
    49,742,924.76x = 68,645,508.48 × 28,847,346.42
  4. Step 4: Simplify right side
    49,742,924.76x = 1,980,240,763,299,608
  5. Step 5: Solve for x
    x = 1,980,240,763,299,608/49,742,924.76
  6. Step 6: Final answer
    x = 39,809,495.98

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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.