Finding the Fourth Proportional to 21,110,962.44, 29,118,106.35 and 19,374,241.44
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Solution
The fourth proportional to 21,110,962.44, 29,118,106.35 and 19,374,241.44 is: 26,722,667.16
Step by Step Solution
- Step 1: Write the proportion equation
21,110,962.44 : 29,118,106.35 = 19,374,241.44 : x - Step 2: Convert to fraction form
21,110,962.44/29,118,106.35 = 19,374,241.44/x - Step 3: Cross multiply
21,110,962.44x = 29,118,106.35 × 19,374,241.44 - Step 4: Simplify right side
21,110,962.44x = 564,141,222,700,497.25 - Step 5: Solve for x
x = 564,141,222,700,497.25/21,110,962.44 - Step 6: Final answer
x = 26,722,667.16
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.