Finding the Fourth Proportional to 19,694,709.60, 29,539,109.52 and 6,229,788
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Solution
The fourth proportional to 19,694,709.60, 29,539,109.52 and 6,229,788 is: 9,343,747.32
Step by Step Solution
- Step 1: Write the proportion equation
19,694,709.60 : 29,539,109.52 = 6,229,788 : x - Step 2: Convert to fraction form
19,694,709.60/29,539,109.52 = 6,229,788/x - Step 3: Cross multiply
19,694,709.60x = 29,539,109.52 × 6,229,788 - Step 4: Simplify right side
19,694,709.60x = 184,022,390,018,381.75 - Step 5: Solve for x
x = 184,022,390,018,381.75/19,694,709.60 - Step 6: Final answer
x = 9,343,747.32
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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.