Home / 9,285,359.94-12,814,196.93-5,155,391.29

Finding the Fourth Proportional to 9,285,359.94, 12,814,196.93 and 5,155,391.29

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Solution

The fourth proportional to 9,285,359.94, 12,814,196.93 and 5,155,391.29 is: 7,114,662.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,285,359.94 : 12,814,196.93 = 5,155,391.29 : x
  2. Step 2: Convert to fraction form
    9,285,359.94/12,814,196.93 = 5,155,391.29/x
  3. Step 3: Cross multiply
    9,285,359.94x = 12,814,196.93 × 5,155,391.29
  4. Step 4: Simplify right side
    9,285,359.94x = 66,062,199,183,454.29
  5. Step 5: Solve for x
    x = 66,062,199,183,454.29/9,285,359.94
  6. Step 6: Final answer
    x = 7,114,662.18

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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.