Home / 27,021,404.48-40,553,408.16-9,986,948.80

Finding the Fourth Proportional to 27,021,404.48, 40,553,408.16 and 9,986,948.80

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Solution

The fourth proportional to 27,021,404.48, 40,553,408.16 and 9,986,948.80 is: 14,988,296.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,021,404.48 : 40,553,408.16 = 9,986,948.80 : x
  2. Step 2: Convert to fraction form
    27,021,404.48/40,553,408.16 = 9,986,948.80/x
  3. Step 3: Cross multiply
    27,021,404.48x = 40,553,408.16 × 9,986,948.80
  4. Step 4: Simplify right side
    27,021,404.48x = 405,004,810,959,422.19
  5. Step 5: Solve for x
    x = 405,004,810,959,422.19/27,021,404.48
  6. Step 6: Final answer
    x = 14,988,296.08

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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.