Home / 18,686,304.10-25,782,219.57-10,947,186.10

Finding the Fourth Proportional to 18,686,304.10, 25,782,219.57 and 10,947,186.10

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Solution

The fourth proportional to 18,686,304.10, 25,782,219.57 and 10,947,186.10 is: 15,104,257.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,686,304.10 : 25,782,219.57 = 10,947,186.10 : x
  2. Step 2: Convert to fraction form
    18,686,304.10/25,782,219.57 = 10,947,186.10/x
  3. Step 3: Cross multiply
    18,686,304.10x = 25,782,219.57 × 10,947,186.10
  4. Step 4: Simplify right side
    18,686,304.10x = 282,242,755,703,852
  5. Step 5: Solve for x
    x = 282,242,755,703,852/18,686,304.10
  6. Step 6: Final answer
    x = 15,104,257.87

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1.5x scale

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.