Home / 45,492,042.80-68,238,355.80-18,200,615.60

Finding the Fourth Proportional to 45,492,042.80, 68,238,355.80 and 18,200,615.60

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Solution

The fourth proportional to 45,492,042.80, 68,238,355.80 and 18,200,615.60 is: 27,301,040.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,492,042.80 : 68,238,355.80 = 18,200,615.60 : x
  2. Step 2: Convert to fraction form
    45,492,042.80/68,238,355.80 = 18,200,615.60/x
  3. Step 3: Cross multiply
    45,492,042.80x = 68,238,355.80 × 18,200,615.60
  4. Step 4: Simplify right side
    45,492,042.80x = 1,241,980,083,091,830.50
  5. Step 5: Solve for x
    x = 1,241,980,083,091,830.50/45,492,042.80
  6. Step 6: Final answer
    x = 27,301,040.06

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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.