Home / 27,259,089.30-40,888,633.95-9,987,256.80

Finding the Fourth Proportional to 27,259,089.30, 40,888,633.95 and 9,987,256.80

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Solution

The fourth proportional to 27,259,089.30, 40,888,633.95 and 9,987,256.80 is: 14,980,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,259,089.30 : 40,888,633.95 = 9,987,256.80 : x
  2. Step 2: Convert to fraction form
    27,259,089.30/40,888,633.95 = 9,987,256.80/x
  3. Step 3: Cross multiply
    27,259,089.30x = 40,888,633.95 × 9,987,256.80
  4. Step 4: Simplify right side
    27,259,089.30x = 408,365,287,459,848.44
  5. Step 5: Solve for x
    x = 408,365,287,459,848.44/27,259,089.30
  6. Step 6: Final answer
    x = 14,980,885.20

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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.