Home / 8,430,098.91-11,633,818.59-5,166,283.34

Finding the Fourth Proportional to 8,430,098.91, 11,633,818.59 and 5,166,283.34

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Solution

The fourth proportional to 8,430,098.91, 11,633,818.59 and 5,166,283.34 is: 7,129,643.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,430,098.91 : 11,633,818.59 = 5,166,283.34 : x
  2. Step 2: Convert to fraction form
    8,430,098.91/11,633,818.59 = 5,166,283.34/x
  3. Step 3: Cross multiply
    8,430,098.91x = 11,633,818.59 × 5,166,283.34
  4. Step 4: Simplify right side
    8,430,098.91x = 60,103,603,103,930.20
  5. Step 5: Solve for x
    x = 60,103,603,103,930.20/8,430,098.91
  6. Step 6: Final answer
    x = 7,129,643.88

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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.