Finding the Fourth Proportional to 19,838,283.20, 29,712,119.58 and 9,470,795
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Solution
The fourth proportional to 19,838,283.20, 29,712,119.58 and 9,470,795 is: 14,184,563.79
Step by Step Solution
- Step 1: Write the proportion equation
19,838,283.20 : 29,712,119.58 = 9,470,795 : x - Step 2: Convert to fraction form
19,838,283.20/29,712,119.58 = 9,470,795/x - Step 3: Cross multiply
19,838,283.20x = 29,712,119.58 × 9,470,795 - Step 4: Simplify right side
19,838,283.20x = 281,397,393,557,666.09 - Step 5: Solve for x
x = 281,397,393,557,666.09/19,838,283.20 - Step 6: Final answer
x = 14,184,563.79
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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.