Home / 42,395,551.60-63,601,621.80-18,134,431.60

Finding the Fourth Proportional to 42,395,551.60, 63,601,621.80 and 18,134,431.60

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Solution

The fourth proportional to 42,395,551.60, 63,601,621.80 and 18,134,431.60 is: 27,205,195.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,395,551.60 : 63,601,621.80 = 18,134,431.60 : x
  2. Step 2: Convert to fraction form
    42,395,551.60/63,601,621.80 = 18,134,431.60/x
  3. Step 3: Cross multiply
    42,395,551.60x = 63,601,621.80 × 18,134,431.60
  4. Step 4: Simplify right side
    42,395,551.60x = 1,153,379,260,181,169
  5. Step 5: Solve for x
    x = 1,153,379,260,181,169/42,395,551.60
  6. Step 6: Final answer
    x = 27,205,195.28

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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.