Finding the Fourth Proportional to 19,565,531.60, 29,352,444.60 and 5,917,557.20
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Solution
The fourth proportional to 19,565,531.60, 29,352,444.60 and 5,917,557.20 is: 8,877,590.11
Step by Step Solution
- Step 1: Write the proportion equation
19,565,531.60 : 29,352,444.60 = 5,917,557.20 : x - Step 2: Convert to fraction form
19,565,531.60/29,352,444.60 = 5,917,557.20/x - Step 3: Cross multiply
19,565,531.60x = 29,352,444.60 × 5,917,557.20 - Step 4: Simplify right side
19,565,531.60x = 173,694,769,880,331.12 - Step 5: Solve for x
x = 173,694,769,880,331.12/19,565,531.60 - Step 6: Final answer
x = 8,877,590.11
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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.