Home / 6,719,042.74-10,078,476.63-1,670,396.98

Finding the Fourth Proportional to 6,719,042.74, 10,078,476.63 and 1,670,396.98

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Solution

The fourth proportional to 6,719,042.74, 10,078,476.63 and 1,670,396.98 is: 2,505,573.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719,042.74 : 10,078,476.63 = 1,670,396.98 : x
  2. Step 2: Convert to fraction form
    6,719,042.74/10,078,476.63 = 1,670,396.98/x
  3. Step 3: Cross multiply
    6,719,042.74x = 10,078,476.63 × 1,670,396.98
  4. Step 4: Simplify right side
    6,719,042.74x = 16,835,056,925,752.58
  5. Step 5: Solve for x
    x = 16,835,056,925,752.58/6,719,042.74
  6. Step 6: Final answer
    x = 2,505,573.72

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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.