Home / 7,882,983.40-10,878,533.04-4,261,311.40

Finding the Fourth Proportional to 7,882,983.40, 10,878,533.04 and 4,261,311.40

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Solution

The fourth proportional to 7,882,983.40, 10,878,533.04 and 4,261,311.40 is: 5,880,618.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882,983.40 : 10,878,533.04 = 4,261,311.40 : x
  2. Step 2: Convert to fraction form
    7,882,983.40/10,878,533.04 = 4,261,311.40/x
  3. Step 3: Cross multiply
    7,882,983.40x = 10,878,533.04 × 4,261,311.40
  4. Step 4: Simplify right side
    7,882,983.40x = 46,356,816,858,628.66
  5. Step 5: Solve for x
    x = 46,356,816,858,628.66/7,882,983.40
  6. Step 6: Final answer
    x = 5,880,618.35

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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.