Home / 15,457,286.80-23,185,930.20-7,804,536.40

Finding the Fourth Proportional to 15,457,286.80, 23,185,930.20 and 7,804,536.40

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Solution

The fourth proportional to 15,457,286.80, 23,185,930.20 and 7,804,536.40 is: 11,706,804.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,457,286.80 : 23,185,930.20 = 7,804,536.40 : x
  2. Step 2: Convert to fraction form
    15,457,286.80/23,185,930.20 = 7,804,536.40/x
  3. Step 3: Cross multiply
    15,457,286.80x = 23,185,930.20 × 7,804,536.40
  4. Step 4: Simplify right side
    15,457,286.80x = 180,955,436,213,759.28
  5. Step 5: Solve for x
    x = 180,955,436,213,759.28/15,457,286.80
  6. Step 6: Final answer
    x = 11,706,804.60

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1.5x scale

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.