Home / 19,468,987.32-26,870,575.05-11,734,039.74

Finding the Fourth Proportional to 19,468,987.32, 26,870,575.05 and 11,734,039.74

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Solution

The fourth proportional to 19,468,987.32, 26,870,575.05 and 11,734,039.74 is: 16,195,007.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,468,987.32 : 26,870,575.05 = 11,734,039.74 : x
  2. Step 2: Convert to fraction form
    19,468,987.32/26,870,575.05 = 11,734,039.74/x
  3. Step 3: Cross multiply
    19,468,987.32x = 26,870,575.05 × 11,734,039.74
  4. Step 4: Simplify right side
    19,468,987.32x = 315,300,395,473,352.50
  5. Step 5: Solve for x
    x = 315,300,395,473,352.50/19,468,987.32
  6. Step 6: Final answer
    x = 16,195,007.49

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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.