Home / 19,182,141.36-28,784,560.14-7,060,118.76

Finding the Fourth Proportional to 19,182,141.36, 28,784,560.14 and 7,060,118.76

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Solution

The fourth proportional to 19,182,141.36, 28,784,560.14 and 7,060,118.76 is: 10,594,354.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,182,141.36 : 28,784,560.14 = 7,060,118.76 : x
  2. Step 2: Convert to fraction form
    19,182,141.36/28,784,560.14 = 7,060,118.76/x
  3. Step 3: Cross multiply
    19,182,141.36x = 28,784,560.14 × 7,060,118.76
  4. Step 4: Simplify right side
    19,182,141.36x = 203,222,413,042,762.22
  5. Step 5: Solve for x
    x = 203,222,413,042,762.22/19,182,141.36
  6. Step 6: Final answer
    x = 10,594,354.89

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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.