Home / 13,370,510.89-18,451,304.85-7,258,939.39

Finding the Fourth Proportional to 13,370,510.89, 18,451,304.85 and 7,258,939.39

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Solution

The fourth proportional to 13,370,510.89, 18,451,304.85 and 7,258,939.39 is: 10,017,336.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,370,510.89 : 18,451,304.85 = 7,258,939.39 : x
  2. Step 2: Convert to fraction form
    13,370,510.89/18,451,304.85 = 7,258,939.39/x
  3. Step 3: Cross multiply
    13,370,510.89x = 18,451,304.85 × 7,258,939.39
  4. Step 4: Simplify right side
    13,370,510.89x = 133,936,903,572,563.05
  5. Step 5: Solve for x
    x = 133,936,903,572,563.05/13,370,510.89
  6. Step 6: Final answer
    x = 10,017,336.26

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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.