Home / 6,650,038.93-9,975,479.81-2,811,145.88

Finding the Fourth Proportional to 6,650,038.93, 9,975,479.81 and 2,811,145.88

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Solution

The fourth proportional to 6,650,038.93, 9,975,479.81 and 2,811,145.88 is: 4,216,896.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,650,038.93 : 9,975,479.81 = 2,811,145.88 : x
  2. Step 2: Convert to fraction form
    6,650,038.93/9,975,479.81 = 2,811,145.88/x
  3. Step 3: Cross multiply
    6,650,038.93x = 9,975,479.81 × 2,811,145.88
  4. Step 4: Simplify right side
    6,650,038.93x = 28,042,528,968,904.68
  5. Step 5: Solve for x
    x = 28,042,528,968,904.68/6,650,038.93
  6. Step 6: Final answer
    x = 4,216,896.96

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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.