Home / 10,718,561.48-16,068,804.08-4,648,721.58

Finding the Fourth Proportional to 10,718,561.48, 16,068,804.08 and 4,648,721.58

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Solution

The fourth proportional to 10,718,561.48, 16,068,804.08 and 4,648,721.58 is: 6,969,162.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,718,561.48 : 16,068,804.08 = 4,648,721.58 : x
  2. Step 2: Convert to fraction form
    10,718,561.48/16,068,804.08 = 4,648,721.58/x
  3. Step 3: Cross multiply
    10,718,561.48x = 16,068,804.08 × 4,648,721.58
  4. Step 4: Simplify right side
    10,718,561.48x = 74,699,396,268,244.44
  5. Step 5: Solve for x
    x = 74,699,396,268,244.44/10,718,561.48
  6. Step 6: Final answer
    x = 6,969,162.46

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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.