Home / 9,359,556.68-12,916,273.68-5,492,142.28

Finding the Fourth Proportional to 9,359,556.68, 12,916,273.68 and 5,492,142.28

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Solution

The fourth proportional to 9,359,556.68, 12,916,273.68 and 5,492,142.28 is: 7,579,206.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,359,556.68 : 12,916,273.68 = 5,492,142.28 : x
  2. Step 2: Convert to fraction form
    9,359,556.68/12,916,273.68 = 5,492,142.28/x
  3. Step 3: Cross multiply
    9,359,556.68x = 12,916,273.68 × 5,492,142.28
  4. Step 4: Simplify right side
    9,359,556.68x = 70,938,012,777,979.19
  5. Step 5: Solve for x
    x = 70,938,012,777,979.19/9,359,556.68
  6. Step 6: Final answer
    x = 7,579,206.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.