Home / 13,226,289.08-19,800,893.20-9,829,615.64

Finding the Fourth Proportional to 13,226,289.08, 19,800,893.20 and 9,829,615.64

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Solution

The fourth proportional to 13,226,289.08, 19,800,893.20 and 9,829,615.64 is: 14,715,780.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226,289.08 : 19,800,893.20 = 9,829,615.64 : x
  2. Step 2: Convert to fraction form
    13,226,289.08/19,800,893.20 = 9,829,615.64/x
  3. Step 3: Cross multiply
    13,226,289.08x = 19,800,893.20 × 9,829,615.64
  4. Step 4: Simplify right side
    13,226,289.08x = 194,635,169,484,689.66
  5. Step 5: Solve for x
    x = 194,635,169,484,689.66/13,226,289.08
  6. Step 6: Final answer
    x = 14,715,780.69

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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.