Home / 8,757,955.51-13,139,330.01-4,212,806.36

Finding the Fourth Proportional to 8,757,955.51, 13,139,330.01 and 4,212,806.36

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Solution

The fourth proportional to 8,757,955.51, 13,139,330.01 and 4,212,806.36 is: 6,320,362.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,757,955.51 : 13,139,330.01 = 4,212,806.36 : x
  2. Step 2: Convert to fraction form
    8,757,955.51/13,139,330.01 = 4,212,806.36/x
  3. Step 3: Cross multiply
    8,757,955.51x = 13,139,330.01 × 4,212,806.36
  4. Step 4: Simplify right side
    8,757,955.51x = 55,353,452,945,506.19
  5. Step 5: Solve for x
    x = 55,353,452,945,506.19/8,757,955.51
  6. Step 6: Final answer
    x = 6,320,362.43

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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.