Home / 19,875,706.56-29,792,301.79-9,076,825.44

Finding the Fourth Proportional to 19,875,706.56, 29,792,301.79 and 9,076,825.44

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Solution

The fourth proportional to 19,875,706.56, 29,792,301.79 and 9,076,825.44 is: 13,605,530.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,875,706.56 : 29,792,301.79 = 9,076,825.44 : x
  2. Step 2: Convert to fraction form
    19,875,706.56/29,792,301.79 = 9,076,825.44/x
  3. Step 3: Cross multiply
    19,875,706.56x = 29,792,301.79 × 9,076,825.44
  4. Step 4: Simplify right side
    19,875,706.56x = 270,419,522,803,629.50
  5. Step 5: Solve for x
    x = 270,419,522,803,629.50/19,875,706.56
  6. Step 6: Final answer
    x = 13,605,530.05

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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.