Home / 7,154,480.32-9,869,865.60-4,252,243.84

Finding the Fourth Proportional to 7,154,480.32, 9,869,865.60 and 4,252,243.84

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Solution

The fourth proportional to 7,154,480.32, 9,869,865.60 and 4,252,243.84 is: 5,866,124.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154,480.32 : 9,869,865.60 = 4,252,243.84 : x
  2. Step 2: Convert to fraction form
    7,154,480.32/9,869,865.60 = 4,252,243.84/x
  3. Step 3: Cross multiply
    7,154,480.32x = 9,869,865.60 × 4,252,243.84
  4. Step 4: Simplify right side
    7,154,480.32x = 41,969,075,199,227.90
  5. Step 5: Solve for x
    x = 41,969,075,199,227.90/7,154,480.32
  6. Step 6: Final answer
    x = 5,866,124.91

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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.