Home / 15,949,817.40-23,930,255.70-6,980,806.20

Finding the Fourth Proportional to 15,949,817.40, 23,930,255.70 and 6,980,806.20

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Solution

The fourth proportional to 15,949,817.40, 23,930,255.70 and 6,980,806.20 is: 10,473,629.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,949,817.40 : 23,930,255.70 = 6,980,806.20 : x
  2. Step 2: Convert to fraction form
    15,949,817.40/23,930,255.70 = 6,980,806.20/x
  3. Step 3: Cross multiply
    15,949,817.40x = 23,930,255.70 × 6,980,806.20
  4. Step 4: Simplify right side
    15,949,817.40x = 167,052,477,358,145.34
  5. Step 5: Solve for x
    x = 167,052,477,358,145.34/15,949,817.40
  6. Step 6: Final answer
    x = 10,473,629.46

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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.