Home / 21,594,799.78-29,642,195.20-19,092,598.40

Finding the Fourth Proportional to 21,594,799.78, 29,642,195.20 and 19,092,598.40

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Solution

The fourth proportional to 21,594,799.78, 29,642,195.20 and 19,092,598.40 is: 26,207,537.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,594,799.78 : 29,642,195.20 = 19,092,598.40 : x
  2. Step 2: Convert to fraction form
    21,594,799.78/29,642,195.20 = 19,092,598.40/x
  3. Step 3: Cross multiply
    21,594,799.78x = 29,642,195.20 × 19,092,598.40
  4. Step 4: Simplify right side
    21,594,799.78x = 565,946,528,648,007.62
  5. Step 5: Solve for x
    x = 565,946,528,648,007.62/21,594,799.78
  6. Step 6: Final answer
    x = 26,207,537.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.