Home / 8,545,913.66-11,793,360.49-4,678,434.80

Finding the Fourth Proportional to 8,545,913.66, 11,793,360.49 and 4,678,434.80

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Solution

The fourth proportional to 8,545,913.66, 11,793,360.49 and 4,678,434.80 is: 6,456,239.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545,913.66 : 11,793,360.49 = 4,678,434.80 : x
  2. Step 2: Convert to fraction form
    8,545,913.66/11,793,360.49 = 4,678,434.80/x
  3. Step 3: Cross multiply
    8,545,913.66x = 11,793,360.49 × 4,678,434.80
  4. Step 4: Simplify right side
    8,545,913.66x = 55,174,468,191,577.11
  5. Step 5: Solve for x
    x = 55,174,468,191,577.11/8,545,913.66
  6. Step 6: Final answer
    x = 6,456,239.84

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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.