Home / 6,959,390.40-10,446,721.83-5,529,266.42

Finding the Fourth Proportional to 6,959,390.40, 10,446,721.83 and 5,529,266.42

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Solution

The fourth proportional to 6,959,390.40, 10,446,721.83 and 5,529,266.42 is: 8,299,966.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,959,390.40 : 10,446,721.83 = 5,529,266.42 : x
  2. Step 2: Convert to fraction form
    6,959,390.40/10,446,721.83 = 5,529,266.42/x
  3. Step 3: Cross multiply
    6,959,390.40x = 10,446,721.83 × 5,529,266.42
  4. Step 4: Simplify right side
    6,959,390.40x = 57,762,708,161,466.34
  5. Step 5: Solve for x
    x = 57,762,708,161,466.34/6,959,390.40
  6. Step 6: Final answer
    x = 8,299,966.64

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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.