Home / 6,912,065.20-10,368,097.80-5,232,449.20

Finding the Fourth Proportional to 6,912,065.20, 10,368,097.80 and 5,232,449.20

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Solution

The fourth proportional to 6,912,065.20, 10,368,097.80 and 5,232,449.20 is: 7,848,673.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,065.20 : 10,368,097.80 = 5,232,449.20 : x
  2. Step 2: Convert to fraction form
    6,912,065.20/10,368,097.80 = 5,232,449.20/x
  3. Step 3: Cross multiply
    6,912,065.20x = 10,368,097.80 × 5,232,449.20
  4. Step 4: Simplify right side
    6,912,065.20x = 54,250,545,039,131.77
  5. Step 5: Solve for x
    x = 54,250,545,039,131.77/6,912,065.20
  6. Step 6: Final answer
    x = 7,848,673.80

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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.