Home / 6,386,984.29-9,576,931.86-2,124,825.85

Finding the Fourth Proportional to 6,386,984.29, 9,576,931.86 and 2,124,825.85

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Solution

The fourth proportional to 6,386,984.29, 9,576,931.86 and 2,124,825.85 is: 3,186,059.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386,984.29 : 9,576,931.86 = 2,124,825.85 : x
  2. Step 2: Convert to fraction form
    6,386,984.29/9,576,931.86 = 2,124,825.85/x
  3. Step 3: Cross multiply
    6,386,984.29x = 9,576,931.86 × 2,124,825.85
  4. Step 4: Simplify right side
    6,386,984.29x = 20,349,312,379,816.58
  5. Step 5: Solve for x
    x = 20,349,312,379,816.58/6,386,984.29
  6. Step 6: Final answer
    x = 3,186,059.56

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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.