Home / 14,909,267.25-20,574,823.32-8,382,953.07

Finding the Fourth Proportional to 14,909,267.25, 20,574,823.32 and 8,382,953.07

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Solution

The fourth proportional to 14,909,267.25, 20,574,823.32 and 8,382,953.07 is: 11,568,494.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,909,267.25 : 20,574,823.32 = 8,382,953.07 : x
  2. Step 2: Convert to fraction form
    14,909,267.25/20,574,823.32 = 8,382,953.07/x
  3. Step 3: Cross multiply
    14,909,267.25x = 20,574,823.32 × 8,382,953.07
  4. Step 4: Simplify right side
    14,909,267.25x = 172,477,778,315,101.59
  5. Step 5: Solve for x
    x = 172,477,778,315,101.59/14,909,267.25
  6. Step 6: Final answer
    x = 11,568,494.64

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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.