Home / 18,381,698.40-27,572,547.60-17,247,957.60

Finding the Fourth Proportional to 18,381,698.40, 27,572,547.60 and 17,247,957.60

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Solution

The fourth proportional to 18,381,698.40, 27,572,547.60 and 17,247,957.60 is: 25,871,936.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,381,698.40 : 27,572,547.60 = 17,247,957.60 : x
  2. Step 2: Convert to fraction form
    18,381,698.40/27,572,547.60 = 17,247,957.60/x
  3. Step 3: Cross multiply
    18,381,698.40x = 27,572,547.60 × 17,247,957.60
  4. Step 4: Simplify right side
    18,381,698.40x = 475,570,131,928,781.81
  5. Step 5: Solve for x
    x = 475,570,131,928,781.81/18,381,698.40
  6. Step 6: Final answer
    x = 25,871,936.40

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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.