Home / 13,161,146.40-19,749,092.40-5,586,823.20

Finding the Fourth Proportional to 13,161,146.40, 19,749,092.40 and 5,586,823.20

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Solution

The fourth proportional to 13,161,146.40, 19,749,092.40 and 5,586,823.20 is: 8,383,364.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,161,146.40 : 19,749,092.40 = 5,586,823.20 : x
  2. Step 2: Convert to fraction form
    13,161,146.40/19,749,092.40 = 5,586,823.20/x
  3. Step 3: Cross multiply
    13,161,146.40x = 19,749,092.40 × 5,586,823.20
  4. Step 4: Simplify right side
    13,161,146.40x = 110,334,687,599,263.67
  5. Step 5: Solve for x
    x = 110,334,687,599,263.67/13,161,146.40
  6. Step 6: Final answer
    x = 8,383,364.51

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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.