Home / 10,891,509.60-16,335,514.80-3,316,713.60

Finding the Fourth Proportional to 10,891,509.60, 16,335,514.80 and 3,316,713.60

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Solution

The fourth proportional to 10,891,509.60, 16,335,514.80 and 3,316,713.60 is: 4,974,537.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,891,509.60 : 16,335,514.80 = 3,316,713.60 : x
  2. Step 2: Convert to fraction form
    10,891,509.60/16,335,514.80 = 3,316,713.60/x
  3. Step 3: Cross multiply
    10,891,509.60x = 16,335,514.80 × 3,316,713.60
  4. Step 4: Simplify right side
    10,891,509.60x = 54,180,224,100,161.28
  5. Step 5: Solve for x
    x = 54,180,224,100,161.28/10,891,509.60
  6. Step 6: Final answer
    x = 4,974,537.61

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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.