Home / 37,778,623.65-52,130,480.90-21,258,460.33

Finding the Fourth Proportional to 37,778,623.65, 52,130,480.90 and 21,258,460.33

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Solution

The fourth proportional to 37,778,623.65, 52,130,480.90 and 21,258,460.33 is: 29,334,413.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,778,623.65 : 52,130,480.90 = 21,258,460.33 : x
  2. Step 2: Convert to fraction form
    37,778,623.65/52,130,480.90 = 21,258,460.33/x
  3. Step 3: Cross multiply
    37,778,623.65x = 52,130,480.90 × 21,258,460.33
  4. Step 4: Simplify right side
    37,778,623.65x = 1,108,213,759,959,854.25
  5. Step 5: Solve for x
    x = 1,108,213,759,959,854.25/37,778,623.65
  6. Step 6: Final answer
    x = 29,334,413.30

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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.