Home / 7,212,946.20-10,802,246.40-4,173,905.58

Finding the Fourth Proportional to 7,212,946.20, 10,802,246.40 and 4,173,905.58

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Solution

The fourth proportional to 7,212,946.20, 10,802,246.40 and 4,173,905.58 is: 6,250,920.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,212,946.20 : 10,802,246.40 = 4,173,905.58 : x
  2. Step 2: Convert to fraction form
    7,212,946.20/10,802,246.40 = 4,173,905.58/x
  3. Step 3: Cross multiply
    7,212,946.20x = 10,802,246.40 × 4,173,905.58
  4. Step 4: Simplify right side
    7,212,946.20x = 45,087,556,525,494.91
  5. Step 5: Solve for x
    x = 45,087,556,525,494.91/7,212,946.20
  6. Step 6: Final answer
    x = 6,250,920.95

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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.