Home / 19,428,605.37-29,140,910.96-6,473,356.77

Finding the Fourth Proportional to 19,428,605.37, 29,140,910.96 and 6,473,356.77

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Solution

The fourth proportional to 19,428,605.37, 29,140,910.96 and 6,473,356.77 is: 9,709,369.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,428,605.37 : 29,140,910.96 = 6,473,356.77 : x
  2. Step 2: Convert to fraction form
    19,428,605.37/29,140,910.96 = 6,473,356.77/x
  3. Step 3: Cross multiply
    19,428,605.37x = 29,140,910.96 × 6,473,356.77
  4. Step 4: Simplify right side
    19,428,605.37x = 188,639,513,341,995.66
  5. Step 5: Solve for x
    x = 188,639,513,341,995.66/19,428,605.37
  6. Step 6: Final answer
    x = 9,709,369.75

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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.