Home / 7,938,224.48-11,911,273.32-3,145,807.64

Finding the Fourth Proportional to 7,938,224.48, 11,911,273.32 and 3,145,807.64

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Solution

The fourth proportional to 7,938,224.48, 11,911,273.32 and 3,145,807.64 is: 4,720,271.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938,224.48 : 11,911,273.32 = 3,145,807.64 : x
  2. Step 2: Convert to fraction form
    7,938,224.48/11,911,273.32 = 3,145,807.64/x
  3. Step 3: Cross multiply
    7,938,224.48x = 11,911,273.32 × 3,145,807.64
  4. Step 4: Simplify right side
    7,938,224.48x = 37,470,574,552,627.80
  5. Step 5: Solve for x
    x = 37,470,574,552,627.80/7,938,224.48
  6. Step 6: Final answer
    x = 4,720,271.48

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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.