Home / 12,552,935.80-18,831,153.30-5,364,412.60

Finding the Fourth Proportional to 12,552,935.80, 18,831,153.30 and 5,364,412.60

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Solution

The fourth proportional to 12,552,935.80, 18,831,153.30 and 5,364,412.60 is: 8,047,366.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552,935.80 : 18,831,153.30 = 5,364,412.60 : x
  2. Step 2: Convert to fraction form
    12,552,935.80/18,831,153.30 = 5,364,412.60/x
  3. Step 3: Cross multiply
    12,552,935.80x = 18,831,153.30 × 5,364,412.60
  4. Step 4: Simplify right side
    12,552,935.80x = 101,018,076,035,051.58
  5. Step 5: Solve for x
    x = 101,018,076,035,051.58/12,552,935.80
  6. Step 6: Final answer
    x = 8,047,366.58

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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.