Home / 7,091,007.21-10,639,832.22-3,494,813.76

Finding the Fourth Proportional to 7,091,007.21, 10,639,832.22 and 3,494,813.76

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Solution

The fourth proportional to 7,091,007.21, 10,639,832.22 and 3,494,813.76 is: 5,243,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,091,007.21 : 10,639,832.22 = 3,494,813.76 : x
  2. Step 2: Convert to fraction form
    7,091,007.21/10,639,832.22 = 3,494,813.76/x
  3. Step 3: Cross multiply
    7,091,007.21x = 10,639,832.22 × 3,494,813.76
  4. Step 4: Simplify right side
    7,091,007.21x = 37,184,232,046,547.34
  5. Step 5: Solve for x
    x = 37,184,232,046,547.34/7,091,007.21
  6. Step 6: Final answer
    x = 5,243,857.60

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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.