Finding the Fourth Proportional to 23,530,268.60, 32,475,621.40 and 19,603,798.28
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Solution
The fourth proportional to 23,530,268.60, 32,475,621.40 and 19,603,798.28 is: 27,056,449.79
Step by Step Solution
- Step 1: Write the proportion equation
23,530,268.60 : 32,475,621.40 = 19,603,798.28 : x - Step 2: Convert to fraction form
23,530,268.60/32,475,621.40 = 19,603,798.28/x - Step 3: Cross multiply
23,530,268.60x = 32,475,621.40 × 19,603,798.28 - Step 4: Simplify right side
23,530,268.60x = 636,645,530,943,251.25 - Step 5: Solve for x
x = 636,645,530,943,251.25/23,530,268.60 - Step 6: Final answer
x = 27,056,449.79
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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.