Home / 49,896,670.20-74,838,006.90-15,821,460.60

Finding the Fourth Proportional to 49,896,670.20, 74,838,006.90 and 15,821,460.60

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Solution

The fourth proportional to 49,896,670.20, 74,838,006.90 and 15,821,460.60 is: 23,729,971.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,896,670.20 : 74,838,006.90 = 15,821,460.60 : x
  2. Step 2: Convert to fraction form
    49,896,670.20/74,838,006.90 = 15,821,460.60/x
  3. Step 3: Cross multiply
    49,896,670.20x = 74,838,006.90 × 15,821,460.60
  4. Step 4: Simplify right side
    49,896,670.20x = 1,184,046,577,550,878.25
  5. Step 5: Solve for x
    x = 1,184,046,577,550,878.25/49,896,670.20
  6. Step 6: Final answer
    x = 23,729,971.82

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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.