Home / 7,215,819.70-9,954,055.86-4,461,626.74

Finding the Fourth Proportional to 7,215,819.70, 9,954,055.86 and 4,461,626.74

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Solution

The fourth proportional to 7,215,819.70, 9,954,055.86 and 4,461,626.74 is: 6,154,710.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,215,819.70 : 9,954,055.86 = 4,461,626.74 : x
  2. Step 2: Convert to fraction form
    7,215,819.70/9,954,055.86 = 4,461,626.74/x
  3. Step 3: Cross multiply
    7,215,819.70x = 9,954,055.86 × 4,461,626.74
  4. Step 4: Simplify right side
    7,215,819.70x = 44,411,281,796,429.70
  5. Step 5: Solve for x
    x = 44,411,281,796,429.70/7,215,819.70
  6. Step 6: Final answer
    x = 6,154,710.57

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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.