Finding the Fourth Proportional to 12,917,421.84, 19,369,405.35 and 6,092,162.36
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Solution
The fourth proportional to 12,917,421.84, 19,369,405.35 and 6,092,162.36 is: 9,135,070.73
Step by Step Solution
- Step 1: Write the proportion equation
12,917,421.84 : 19,369,405.35 = 6,092,162.36 : x - Step 2: Convert to fraction form
12,917,421.84/19,369,405.35 = 6,092,162.36/x - Step 3: Cross multiply
12,917,421.84x = 19,369,405.35 × 6,092,162.36 - Step 4: Simplify right side
12,917,421.84x = 118,001,562,244,162.34 - Step 5: Solve for x
x = 118,001,562,244,162.34/12,917,421.84 - Step 6: Final answer
x = 9,135,070.73
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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.