Home / 19,580,972.10-27,021,546.61-10,878,957.87

Finding the Fourth Proportional to 19,580,972.10, 27,021,546.61 and 10,878,957.87

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Solution

The fourth proportional to 19,580,972.10, 27,021,546.61 and 10,878,957.87 is: 15,012,853.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580,972.10 : 27,021,546.61 = 10,878,957.87 : x
  2. Step 2: Convert to fraction form
    19,580,972.10/27,021,546.61 = 10,878,957.87/x
  3. Step 3: Cross multiply
    19,580,972.10x = 27,021,546.61 × 10,878,957.87
  4. Step 4: Simplify right side
    19,580,972.10x = 293,966,267,152,431.31
  5. Step 5: Solve for x
    x = 293,966,267,152,431.31/19,580,972.10
  6. Step 6: Final answer
    x = 15,012,853.58

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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.