Home / 15,946,999.56-22,005,718.02-8,977,316.94

Finding the Fourth Proportional to 15,946,999.56, 22,005,718.02 and 8,977,316.94

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Solution

The fourth proportional to 15,946,999.56, 22,005,718.02 and 8,977,316.94 is: 12,388,054.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,946,999.56 : 22,005,718.02 = 8,977,316.94 : x
  2. Step 2: Convert to fraction form
    15,946,999.56/22,005,718.02 = 8,977,316.94/x
  3. Step 3: Cross multiply
    15,946,999.56x = 22,005,718.02 × 8,977,316.94
  4. Step 4: Simplify right side
    15,946,999.56x = 197,552,305,157,809.25
  5. Step 5: Solve for x
    x = 197,552,305,157,809.25/15,946,999.56
  6. Step 6: Final answer
    x = 12,388,054.84

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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.