Finding the Fourth Proportional to 21,736,237.68, 32,602,357.44 and 7,357,662
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Solution
The fourth proportional to 21,736,237.68, 32,602,357.44 and 7,357,662 is: 11,035,816.32
Step by Step Solution
- Step 1: Write the proportion equation
21,736,237.68 : 32,602,357.44 = 7,357,662 : x - Step 2: Convert to fraction form
21,736,237.68/32,602,357.44 = 7,357,662/x - Step 3: Cross multiply
21,736,237.68x = 32,602,357.44 × 7,357,662 - Step 4: Simplify right side
21,736,237.68x = 239,877,126,446,705.28 - Step 5: Solve for x
x = 239,877,126,446,705.28/21,736,237.68 - Step 6: Final answer
x = 11,035,816.32
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1.5x scale
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.