Home / 7,022,118.81-10,533,178.22-1,973,429.31

Finding the Fourth Proportional to 7,022,118.81, 10,533,178.22 and 1,973,429.31

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Solution

The fourth proportional to 7,022,118.81, 10,533,178.22 and 1,973,429.31 is: 2,960,143.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022,118.81 : 10,533,178.22 = 1,973,429.31 : x
  2. Step 2: Convert to fraction form
    7,022,118.81/10,533,178.22 = 1,973,429.31/x
  3. Step 3: Cross multiply
    7,022,118.81x = 10,533,178.22 × 1,973,429.31
  4. Step 4: Simplify right side
    7,022,118.81x = 20,786,482,626,801.63
  5. Step 5: Solve for x
    x = 20,786,482,626,801.63/7,022,118.81
  6. Step 6: Final answer
    x = 2,960,143.97

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Double scale
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Similar ratio
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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.