Home / 21,024,095.60-31,536,143.40-19,008,556.40

Finding the Fourth Proportional to 21,024,095.60, 31,536,143.40 and 19,008,556.40

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Solution

The fourth proportional to 21,024,095.60, 31,536,143.40 and 19,008,556.40 is: 28,512,834.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,024,095.60 : 31,536,143.40 = 19,008,556.40 : x
  2. Step 2: Convert to fraction form
    21,024,095.60/31,536,143.40 = 19,008,556.40/x
  3. Step 3: Cross multiply
    21,024,095.60x = 31,536,143.40 × 19,008,556.40
  4. Step 4: Simplify right side
    21,024,095.60x = 599,456,560,457,387.62
  5. Step 5: Solve for x
    x = 599,456,560,457,387.62/21,024,095.60
  6. Step 6: Final answer
    x = 28,512,834.60

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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.