Home / 15,578,124.32-23,369,843.64-6,945,357.20

Finding the Fourth Proportional to 15,578,124.32, 23,369,843.64 and 6,945,357.20

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Solution

The fourth proportional to 15,578,124.32, 23,369,843.64 and 6,945,357.20 is: 10,419,220.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,578,124.32 : 23,369,843.64 = 6,945,357.20 : x
  2. Step 2: Convert to fraction form
    15,578,124.32/23,369,843.64 = 6,945,357.20/x
  3. Step 3: Cross multiply
    15,578,124.32x = 23,369,843.64 × 6,945,357.20
  4. Step 4: Simplify right side
    15,578,124.32x = 162,311,911,787,948.22
  5. Step 5: Solve for x
    x = 162,311,911,787,948.22/15,578,124.32
  6. Step 6: Final answer
    x = 10,419,220.47

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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.