Home / 45,586,422.40-68,321,572.80-18,629,622.40

Finding the Fourth Proportional to 45,586,422.40, 68,321,572.80 and 18,629,622.40

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Solution

The fourth proportional to 45,586,422.40, 68,321,572.80 and 18,629,622.40 is: 27,920,706.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,586,422.40 : 68,321,572.80 = 18,629,622.40 : x
  2. Step 2: Convert to fraction form
    45,586,422.40/68,321,572.80 = 18,629,622.40/x
  3. Step 3: Cross multiply
    45,586,422.40x = 68,321,572.80 × 18,629,622.40
  4. Step 4: Simplify right side
    45,586,422.40x = 1,272,805,103,038,110.50
  5. Step 5: Solve for x
    x = 1,272,805,103,038,110.50/45,586,422.40
  6. Step 6: Final answer
    x = 27,920,706.12

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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.