Home / 68,590,896.08-94,656,843.26-38,821,543.66

Finding the Fourth Proportional to 68,590,896.08, 94,656,843.26 and 38,821,543.66

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Solution

The fourth proportional to 68,590,896.08, 94,656,843.26 and 38,821,543.66 is: 53,574,526.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,590,896.08 : 94,656,843.26 = 38,821,543.66 : x
  2. Step 2: Convert to fraction form
    68,590,896.08/94,656,843.26 = 38,821,543.66/x
  3. Step 3: Cross multiply
    68,590,896.08x = 94,656,843.26 × 38,821,543.66
  4. Step 4: Simplify right side
    68,590,896.08x = 3,674,724,773,335,866.50
  5. Step 5: Solve for x
    x = 3,674,724,773,335,866.50/68,590,896.08
  6. Step 6: Final answer
    x = 53,574,526.41

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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.