Finding the Fourth Proportional to 23,017,764.98, 31,762,252.68 and 12,703,823.12
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Solution
The fourth proportional to 23,017,764.98, 31,762,252.68 and 12,703,823.12 is: 17,530,026.93
Step by Step Solution
- Step 1: Write the proportion equation
23,017,764.98 : 31,762,252.68 = 12,703,823.12 : x - Step 2: Convert to fraction form
23,017,764.98/31,762,252.68 = 12,703,823.12/x - Step 3: Cross multiply
23,017,764.98x = 31,762,252.68 × 12,703,823.12 - Step 4: Simplify right side
23,017,764.98x = 403,502,039,939,465.94 - Step 5: Solve for x
x = 403,502,039,939,465.94/23,017,764.98 - Step 6: Final answer
x = 17,530,026.93
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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.