Home / 21,590,817.40-32,374,416.30-8,796,867.40

Finding the Fourth Proportional to 21,590,817.40, 32,374,416.30 and 8,796,867.40

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Solution

The fourth proportional to 21,590,817.40, 32,374,416.30 and 8,796,867.40 is: 13,190,489.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,590,817.40 : 32,374,416.30 = 8,796,867.40 : x
  2. Step 2: Convert to fraction form
    21,590,817.40/32,374,416.30 = 8,796,867.40/x
  3. Step 3: Cross multiply
    21,590,817.40x = 32,374,416.30 × 8,796,867.40
  4. Step 4: Simplify right side
    21,590,817.40x = 284,793,447,343,498.62
  5. Step 5: Solve for x
    x = 284,793,447,343,498.62/21,590,817.40
  6. Step 6: Final answer
    x = 13,190,489.37

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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.