Home / 10,079,683.04-15,115,320.64-3,161,379.95

Finding the Fourth Proportional to 10,079,683.04, 15,115,320.64 and 3,161,379.95

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Solution

The fourth proportional to 10,079,683.04, 15,115,320.64 and 3,161,379.95 is: 4,740,751.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,079,683.04 : 15,115,320.64 = 3,161,379.95 : x
  2. Step 2: Convert to fraction form
    10,079,683.04/15,115,320.64 = 3,161,379.95/x
  3. Step 3: Cross multiply
    10,079,683.04x = 15,115,320.64 × 3,161,379.95
  4. Step 4: Simplify right side
    10,079,683.04x = 47,785,271,661,415.66
  5. Step 5: Solve for x
    x = 47,785,271,661,415.66/10,079,683.04
  6. Step 6: Final answer
    x = 4,740,751.42

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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.