Home / 45,969,866.90-68,954,800.35-15,678,718.10

Finding the Fourth Proportional to 45,969,866.90, 68,954,800.35 and 15,678,718.10

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Solution

The fourth proportional to 45,969,866.90, 68,954,800.35 and 15,678,718.10 is: 23,518,077.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,969,866.90 : 68,954,800.35 = 15,678,718.10 : x
  2. Step 2: Convert to fraction form
    45,969,866.90/68,954,800.35 = 15,678,718.10/x
  3. Step 3: Cross multiply
    45,969,866.90x = 68,954,800.35 × 15,678,718.10
  4. Step 4: Simplify right side
    45,969,866.90x = 1,081,122,876,329,431.25
  5. Step 5: Solve for x
    x = 1,081,122,876,329,431.25/45,969,866.90
  6. Step 6: Final answer
    x = 23,518,077.15

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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.