Home / 6,139,153.23-9,207,159.03-1,820,193.51

Finding the Fourth Proportional to 6,139,153.23, 9,207,159.03 and 1,820,193.51

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Solution

The fourth proportional to 6,139,153.23, 9,207,159.03 and 1,820,193.51 is: 2,729,824.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139,153.23 : 9,207,159.03 = 1,820,193.51 : x
  2. Step 2: Convert to fraction form
    6,139,153.23/9,207,159.03 = 1,820,193.51/x
  3. Step 3: Cross multiply
    6,139,153.23x = 9,207,159.03 × 1,820,193.51
  4. Step 4: Simplify right side
    6,139,153.23x = 16,758,811,111,943.89
  5. Step 5: Solve for x
    x = 16,758,811,111,943.89/6,139,153.23
  6. Step 6: Final answer
    x = 2,729,824.54

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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.