Home / 14,258,121.40-21,392,430.90-4,673,812.60

Finding the Fourth Proportional to 14,258,121.40, 21,392,430.90 and 4,673,812.60

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Solution

The fourth proportional to 14,258,121.40, 21,392,430.90 and 4,673,812.60 is: 7,012,439.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258,121.40 : 21,392,430.90 = 4,673,812.60 : x
  2. Step 2: Convert to fraction form
    14,258,121.40/21,392,430.90 = 4,673,812.60/x
  3. Step 3: Cross multiply
    14,258,121.40x = 21,392,430.90 × 4,673,812.60
  4. Step 4: Simplify right side
    14,258,121.40x = 99,984,213,085,049.33
  5. Step 5: Solve for x
    x = 99,984,213,085,049.33/14,258,121.40
  6. Step 6: Final answer
    x = 7,012,439.46

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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.