Finding the Fourth Proportional to 13,145,365.30, 19,718,047.95 and 6,067,477.30
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Solution
The fourth proportional to 13,145,365.30, 19,718,047.95 and 6,067,477.30 is: 9,101,215.95
Step by Step Solution
- Step 1: Write the proportion equation
13,145,365.30 : 19,718,047.95 = 6,067,477.30 : x - Step 2: Convert to fraction form
13,145,365.30/19,718,047.95 = 6,067,477.30/x - Step 3: Cross multiply
13,145,365.30x = 19,718,047.95 × 6,067,477.30 - Step 4: Simplify right side
13,145,365.30x = 119,638,808,336,936.53 - Step 5: Solve for x
x = 119,638,808,336,936.53/13,145,365.30 - Step 6: Final answer
x = 9,101,215.95
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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.