Home / 15,973,445.20-23,943,838.20-7,873,963.60

Finding the Fourth Proportional to 15,973,445.20, 23,943,838.20 and 7,873,963.60

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Solution

The fourth proportional to 15,973,445.20, 23,943,838.20 and 7,873,963.60 is: 11,802,895.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,973,445.20 : 23,943,838.20 = 7,873,963.60 : x
  2. Step 2: Convert to fraction form
    15,973,445.20/23,943,838.20 = 7,873,963.60/x
  3. Step 3: Cross multiply
    15,973,445.20x = 23,943,838.20 × 7,873,963.60
  4. Step 4: Simplify right side
    15,973,445.20x = 188,532,910,431,089.50
  5. Step 5: Solve for x
    x = 188,532,910,431,089.50/15,973,445.20
  6. Step 6: Final answer
    x = 11,802,895.87

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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.