Home / 6,762,868.07-10,120,355.87-4,205,287.40

Finding the Fourth Proportional to 6,762,868.07, 10,120,355.87 and 4,205,287.40

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Solution

The fourth proportional to 6,762,868.07, 10,120,355.87 and 4,205,287.40 is: 6,293,040.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,762,868.07 : 10,120,355.87 = 4,205,287.40 : x
  2. Step 2: Convert to fraction form
    6,762,868.07/10,120,355.87 = 4,205,287.40/x
  3. Step 3: Cross multiply
    6,762,868.07x = 10,120,355.87 × 4,205,287.40
  4. Step 4: Simplify right side
    6,762,868.07x = 42,559,004,951,998.82
  5. Step 5: Solve for x
    x = 42,559,004,951,998.82/6,762,868.07
  6. Step 6: Final answer
    x = 6,293,040.84

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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.