Home / 12,210,817.60-18,312,337.43-4,011,556.60

Finding the Fourth Proportional to 12,210,817.60, 18,312,337.43 and 4,011,556.60

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Solution

The fourth proportional to 12,210,817.60, 18,312,337.43 and 4,011,556.60 is: 6,016,057.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,210,817.60 : 18,312,337.43 = 4,011,556.60 : x
  2. Step 2: Convert to fraction form
    12,210,817.60/18,312,337.43 = 4,011,556.60/x
  3. Step 3: Cross multiply
    12,210,817.60x = 18,312,337.43 × 4,011,556.60
  4. Step 4: Simplify right side
    12,210,817.60x = 73,460,978,042,991.59
  5. Step 5: Solve for x
    x = 73,460,978,042,991.59/12,210,817.60
  6. Step 6: Final answer
    x = 6,016,057.28

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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.