Finding the Fourth Proportional to 17,168,347.98, 25,774,374.35 and 11,128,354.29
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Solution
The fourth proportional to 17,168,347.98, 25,774,374.35 and 11,128,354.29 is: 16,706,695.93
Step by Step Solution
- Step 1: Write the proportion equation
17,168,347.98 : 25,774,374.35 = 11,128,354.29 : x - Step 2: Convert to fraction form
17,168,347.98/25,774,374.35 = 11,128,354.29/x - Step 3: Cross multiply
17,168,347.98x = 25,774,374.35 × 11,128,354.29 - Step 4: Simplify right side
17,168,347.98x = 286,826,369,397,709.31 - Step 5: Solve for x
x = 286,826,369,397,709.31/17,168,347.98 - Step 6: Final answer
x = 16,706,695.93
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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.