Home / 6,970,903.40-9,620,596.28-4,219,105.22

Finding the Fourth Proportional to 6,970,903.40, 9,620,596.28 and 4,219,105.22

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Solution

The fourth proportional to 6,970,903.40, 9,620,596.28 and 4,219,105.22 is: 5,822,818.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970,903.40 : 9,620,596.28 = 4,219,105.22 : x
  2. Step 2: Convert to fraction form
    6,970,903.40/9,620,596.28 = 4,219,105.22/x
  3. Step 3: Cross multiply
    6,970,903.40x = 9,620,596.28 × 4,219,105.22
  4. Step 4: Simplify right side
    6,970,903.40x = 40,590,307,984,460.58
  5. Step 5: Solve for x
    x = 40,590,307,984,460.58/6,970,903.40
  6. Step 6: Final answer
    x = 5,822,818.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.