Finding the Fourth Proportional to 5,213,474.29, 7,810,030.64 and 2,477,127.63
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Solution
The fourth proportional to 5,213,474.29, 7,810,030.64 and 2,477,127.63 is: 3,710,854.15
Step by Step Solution
- Step 1: Write the proportion equation
5,213,474.29 : 7,810,030.64 = 2,477,127.63 : x - Step 2: Convert to fraction form
5,213,474.29/7,810,030.64 = 2,477,127.63/x - Step 3: Cross multiply
5,213,474.29x = 7,810,030.64 × 2,477,127.63 - Step 4: Simplify right side
5,213,474.29x = 19,346,442,695,683.40 - Step 5: Solve for x
x = 19,346,442,695,683.40/5,213,474.29 - Step 6: Final answer
x = 3,710,854.15
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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.