Finding the Fourth Proportional to 21,736,309.68, 32,602,465.44 and 7,357,734
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Solution
The fourth proportional to 21,736,309.68, 32,602,465.44 and 7,357,734 is: 11,035,924.31
Step by Step Solution
- Step 1: Write the proportion equation
21,736,309.68 : 32,602,465.44 = 7,357,734 : x - Step 2: Convert to fraction form
21,736,309.68/32,602,465.44 = 7,357,734/x - Step 3: Cross multiply
21,736,309.68x = 32,602,465.44 × 7,357,734 - Step 4: Simplify right side
21,736,309.68x = 239,880,268,451,712.97 - Step 5: Solve for x
x = 239,880,268,451,712.97/21,736,309.68 - Step 6: Final answer
x = 11,035,924.31
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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.