Finding the Fourth Proportional to 11,309,634.18, 15,606,840.24 and 6,153,017.04
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Solution
The fourth proportional to 11,309,634.18, 15,606,840.24 and 6,153,017.04 is: 8,490,916.01
Step by Step Solution
- Step 1: Write the proportion equation
11,309,634.18 : 15,606,840.24 = 6,153,017.04 : x - Step 2: Convert to fraction form
11,309,634.18/15,606,840.24 = 6,153,017.04/x - Step 3: Cross multiply
11,309,634.18x = 15,606,840.24 × 6,153,017.04 - Step 4: Simplify right side
11,309,634.18x = 96,029,153,937,277.69 - Step 5: Solve for x
x = 96,029,153,937,277.69/11,309,634.18 - Step 6: Final answer
x = 8,490,916.01
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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.