Finding the Fourth Proportional to 19,051,377.57, 26,291,124.93 and 10,349,687.30
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Solution
The fourth proportional to 19,051,377.57, 26,291,124.93 and 10,349,687.30 is: 14,282,690.09
Step by Step Solution
- Step 1: Write the proportion equation
19,051,377.57 : 26,291,124.93 = 10,349,687.30 : x - Step 2: Convert to fraction form
19,051,377.57/26,291,124.93 = 10,349,687.30/x - Step 3: Cross multiply
19,051,377.57x = 26,291,124.93 × 10,349,687.30 - Step 4: Simplify right side
19,051,377.57x = 272,104,921,659,278.75 - Step 5: Solve for x
x = 272,104,921,659,278.75/19,051,377.57 - Step 6: Final answer
x = 14,282,690.09
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1.5x scale
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.