Home / 14,368,180.80-21,552,271.20-12,809,287.20

Finding the Fourth Proportional to 14,368,180.80, 21,552,271.20 and 12,809,287.20

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Solution

The fourth proportional to 14,368,180.80, 21,552,271.20 and 12,809,287.20 is: 19,213,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,368,180.80 : 21,552,271.20 = 12,809,287.20 : x
  2. Step 2: Convert to fraction form
    14,368,180.80/21,552,271.20 = 12,809,287.20/x
  3. Step 3: Cross multiply
    14,368,180.80x = 21,552,271.20 × 12,809,287.20
  4. Step 4: Simplify right side
    14,368,180.80x = 276,069,231,613,088.62
  5. Step 5: Solve for x
    x = 276,069,231,613,088.62/14,368,180.80
  6. Step 6: Final answer
    x = 19,213,930.80

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1.5x scale

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.