Home / 10,631,618.40-15,947,427.60-10,568,632.80

Finding the Fourth Proportional to 10,631,618.40, 15,947,427.60 and 10,568,632.80

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Solution

The fourth proportional to 10,631,618.40, 15,947,427.60 and 10,568,632.80 is: 15,852,949.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631,618.40 : 15,947,427.60 = 10,568,632.80 : x
  2. Step 2: Convert to fraction form
    10,631,618.40/15,947,427.60 = 10,568,632.80/x
  3. Step 3: Cross multiply
    10,631,618.40x = 15,947,427.60 × 10,568,632.80
  4. Step 4: Simplify right side
    10,631,618.40x = 168,542,506,408,985.28
  5. Step 5: Solve for x
    x = 168,542,506,408,985.28/10,631,618.40
  6. Step 6: Final answer
    x = 15,852,949.20

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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.