Home / 61,920,105.71-92,880,174.97-18,200,866.01

Finding the Fourth Proportional to 61,920,105.71, 92,880,174.97 and 18,200,866.01

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Solution

The fourth proportional to 61,920,105.71, 92,880,174.97 and 18,200,866.01 is: 27,301,303.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,920,105.71 : 92,880,174.97 = 18,200,866.01 : x
  2. Step 2: Convert to fraction form
    61,920,105.71/92,880,174.97 = 18,200,866.01/x
  3. Step 3: Cross multiply
    61,920,105.71x = 92,880,174.97 × 18,200,866.01
  4. Step 4: Simplify right side
    61,920,105.71x = 1,690,499,619,614,326
  5. Step 5: Solve for x
    x = 1,690,499,619,614,326/61,920,105.71
  6. Step 6: Final answer
    x = 27,301,303.84

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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.