Home / 21,801,679.60-32,702,519.40-16,090,985.20

Finding the Fourth Proportional to 21,801,679.60, 32,702,519.40 and 16,090,985.20

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Solution

The fourth proportional to 21,801,679.60, 32,702,519.40 and 16,090,985.20 is: 24,136,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,801,679.60 : 32,702,519.40 = 16,090,985.20 : x
  2. Step 2: Convert to fraction form
    21,801,679.60/32,702,519.40 = 16,090,985.20/x
  3. Step 3: Cross multiply
    21,801,679.60x = 32,702,519.40 × 16,090,985.20
  4. Step 4: Simplify right side
    21,801,679.60x = 526,215,755,668,112.81
  5. Step 5: Solve for x
    x = 526,215,755,668,112.81/21,801,679.60
  6. Step 6: Final answer
    x = 24,136,477.80

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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.