Home / 18,261,708.16-25,201,949.43-10,112,946.16

Finding the Fourth Proportional to 18,261,708.16, 25,201,949.43 and 10,112,946.16

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Solution

The fourth proportional to 18,261,708.16, 25,201,949.43 and 10,112,946.16 is: 13,956,304.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,261,708.16 : 25,201,949.43 = 10,112,946.16 : x
  2. Step 2: Convert to fraction form
    18,261,708.16/25,201,949.43 = 10,112,946.16/x
  3. Step 3: Cross multiply
    18,261,708.16x = 25,201,949.43 × 10,112,946.16
  4. Step 4: Simplify right side
    18,261,708.16x = 254,865,957,712,632.69
  5. Step 5: Solve for x
    x = 254,865,957,712,632.69/18,261,708.16
  6. Step 6: Final answer
    x = 13,956,304.39

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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.