Finding the Fourth Proportional to 19,110,873.70, 26,830,805.90 and 19,110,873.70
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Solution
The fourth proportional to 19,110,873.70, 26,830,805.90 and 19,110,873.70 is: 26,830,805.90
Step by Step Solution
- Step 1: Write the proportion equation
19,110,873.70 : 26,830,805.90 = 19,110,873.70 : x - Step 2: Convert to fraction form
19,110,873.70/26,830,805.90 = 19,110,873.70/x - Step 3: Cross multiply
19,110,873.70x = 26,830,805.90 × 19,110,873.70 - Step 4: Simplify right side
19,110,873.70x = 512,760,142,824,114.81 - Step 5: Solve for x
x = 512,760,142,824,114.81/19,110,873.70 - Step 6: Final answer
x = 26,830,805.90
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.