Home / 13,051,228.94-18,010,084.88-7,250,364.52

Finding the Fourth Proportional to 13,051,228.94, 18,010,084.88 and 7,250,364.52

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Solution

The fourth proportional to 13,051,228.94, 18,010,084.88 and 7,250,364.52 is: 10,005,163.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,051,228.94 : 18,010,084.88 = 7,250,364.52 : x
  2. Step 2: Convert to fraction form
    13,051,228.94/18,010,084.88 = 7,250,364.52/x
  3. Step 3: Cross multiply
    13,051,228.94x = 18,010,084.88 × 7,250,364.52
  4. Step 4: Simplify right side
    13,051,228.94x = 130,579,680,416,140.44
  5. Step 5: Solve for x
    x = 130,579,680,416,140.44/13,051,228.94
  6. Step 6: Final answer
    x = 10,005,163.58

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1.5x scale

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.