Home / 7,855,871.40-10,839,835.44-4,417,907.40

Finding the Fourth Proportional to 7,855,871.40, 10,839,835.44 and 4,417,907.40

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Solution

The fourth proportional to 7,855,871.40, 10,839,835.44 and 4,417,907.40 is: 6,095,999.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,855,871.40 : 10,839,835.44 = 4,417,907.40 : x
  2. Step 2: Convert to fraction form
    7,855,871.40/10,839,835.44 = 4,417,907.40/x
  3. Step 3: Cross multiply
    7,855,871.40x = 10,839,835.44 × 4,417,907.40
  4. Step 4: Simplify right side
    7,855,871.40x = 47,889,389,205,158.26
  5. Step 5: Solve for x
    x = 47,889,389,205,158.26/7,855,871.40
  6. Step 6: Final answer
    x = 6,095,999.64

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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.