Home / 19,831,100.40-29,746,650.60-11,328,044.40

Finding the Fourth Proportional to 19,831,100.40, 29,746,650.60 and 11,328,044.40

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Solution

The fourth proportional to 19,831,100.40, 29,746,650.60 and 11,328,044.40 is: 16,992,066.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,831,100.40 : 29,746,650.60 = 11,328,044.40 : x
  2. Step 2: Convert to fraction form
    19,831,100.40/29,746,650.60 = 11,328,044.40/x
  3. Step 3: Cross multiply
    19,831,100.40x = 29,746,650.60 × 11,328,044.40
  4. Step 4: Simplify right side
    19,831,100.40x = 336,971,378,748,086.69
  5. Step 5: Solve for x
    x = 336,971,378,748,086.69/19,831,100.40
  6. Step 6: Final answer
    x = 16,992,066.60

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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.