Home / 13,239,713.80-19,859,570.70-5,153,062.60

Finding the Fourth Proportional to 13,239,713.80, 19,859,570.70 and 5,153,062.60

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Solution

The fourth proportional to 13,239,713.80, 19,859,570.70 and 5,153,062.60 is: 7,729,593.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,239,713.80 : 19,859,570.70 = 5,153,062.60 : x
  2. Step 2: Convert to fraction form
    13,239,713.80/19,859,570.70 = 5,153,062.60/x
  3. Step 3: Cross multiply
    13,239,713.80x = 19,859,570.70 × 5,153,062.60
  4. Step 4: Simplify right side
    13,239,713.80x = 102,337,611,026,225.81
  5. Step 5: Solve for x
    x = 102,337,611,026,225.81/13,239,713.80
  6. Step 6: Final answer
    x = 7,729,593.90

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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.