Finding the Fourth Proportional to 21,736,249.18, 32,602,374.68 and 7,357,673.50
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Solution
The fourth proportional to 21,736,249.18, 32,602,374.68 and 7,357,673.50 is: 11,035,833.56
Step by Step Solution
- Step 1: Write the proportion equation
21,736,249.18 : 32,602,374.68 = 7,357,673.50 : x - Step 2: Convert to fraction form
21,736,249.18/32,602,374.68 = 7,357,673.50/x - Step 3: Cross multiply
21,736,249.18x = 32,602,374.68 × 7,357,673.50 - Step 4: Simplify right side
21,736,249.18x = 239,877,628,220,106.97 - Step 5: Solve for x
x = 239,877,628,220,106.97/21,736,249.18 - Step 6: Final answer
x = 11,035,833.56
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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.