Home / 10,019,182.86-13,826,048.09-5,668,343.19

Finding the Fourth Proportional to 10,019,182.86, 13,826,048.09 and 5,668,343.19

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Solution

The fourth proportional to 10,019,182.86, 13,826,048.09 and 5,668,343.19 is: 7,822,073.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,019,182.86 : 13,826,048.09 = 5,668,343.19 : x
  2. Step 2: Convert to fraction form
    10,019,182.86/13,826,048.09 = 5,668,343.19/x
  3. Step 3: Cross multiply
    10,019,182.86x = 13,826,048.09 × 5,668,343.19
  4. Step 4: Simplify right side
    10,019,182.86x = 78,370,785,507,222.30
  5. Step 5: Solve for x
    x = 78,370,785,507,222.30/10,019,182.86
  6. Step 6: Final answer
    x = 7,822,073.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.