Home / 7,289,089.07-10,926,818.37-3,243,379.64

Finding the Fourth Proportional to 7,289,089.07, 10,926,818.37 and 3,243,379.64

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Solution

The fourth proportional to 7,289,089.07, 10,926,818.37 and 3,243,379.64 is: 4,862,036.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289,089.07 : 10,926,818.37 = 3,243,379.64 : x
  2. Step 2: Convert to fraction form
    7,289,089.07/10,926,818.37 = 3,243,379.64/x
  3. Step 3: Cross multiply
    7,289,089.07x = 10,926,818.37 × 3,243,379.64
  4. Step 4: Simplify right side
    7,289,089.07x = 35,439,820,176,601.89
  5. Step 5: Solve for x
    x = 35,439,820,176,601.89/7,289,089.07
  6. Step 6: Final answer
    x = 4,862,036.92

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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.