Home / 49,742,914.23-68,645,493.95-28,847,335.91

Finding the Fourth Proportional to 49,742,914.23, 68,645,493.95 and 28,847,335.91

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Solution

The fourth proportional to 49,742,914.23, 68,645,493.95 and 28,847,335.91 is: 39,809,481.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,742,914.23 : 68,645,493.95 = 28,847,335.91 : x
  2. Step 2: Convert to fraction form
    49,742,914.23/68,645,493.95 = 28,847,335.91/x
  3. Step 3: Cross multiply
    49,742,914.23x = 68,645,493.95 × 28,847,335.91
  4. Step 4: Simplify right side
    49,742,914.23x = 1,980,239,622,196,058.50
  5. Step 5: Solve for x
    x = 1,980,239,622,196,058.50/49,742,914.23
  6. Step 6: Final answer
    x = 39,809,481.47

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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.