Finding the Fourth Proportional to 5,605,035.58, 7,734,972.72 and 3,157,675.99
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Solution
The fourth proportional to 5,605,035.58, 7,734,972.72 and 3,157,675.99 is: 4,357,606.17
Step by Step Solution
- Step 1: Write the proportion equation
5,605,035.58 : 7,734,972.72 = 3,157,675.99 : x - Step 2: Convert to fraction form
5,605,035.58/7,734,972.72 = 3,157,675.99/x - Step 3: Cross multiply
5,605,035.58x = 7,734,972.72 × 3,157,675.99 - Step 4: Simplify right side
5,605,035.58x = 24,424,537,641,248.99 - Step 5: Solve for x
x = 24,424,537,641,248.99/5,605,035.58 - Step 6: Final answer
x = 4,357,606.17
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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.