Home / 11,686,735.50-16,127,394-6,530,139.42

Finding the Fourth Proportional to 11,686,735.50, 16,127,394 and 6,530,139.42

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Solution

The fourth proportional to 11,686,735.50, 16,127,394 and 6,530,139.42 is: 9,011,424.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,686,735.50 : 16,127,394 = 6,530,139.42 : x
  2. Step 2: Convert to fraction form
    11,686,735.50/16,127,394 = 6,530,139.42/x
  3. Step 3: Cross multiply
    11,686,735.50x = 16,127,394 × 6,530,139.42
  4. Step 4: Simplify right side
    11,686,735.50x = 105,314,131,301,271.48
  5. Step 5: Solve for x
    x = 105,314,131,301,271.48/11,686,735.50
  6. Step 6: Final answer
    x = 9,011,424.22

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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.