Finding the Fourth Proportional to 19,817,996.80, 29,719,860.48 and 6,860,623.36
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Solution
The fourth proportional to 19,817,996.80, 29,719,860.48 and 6,860,623.36 is: 10,288,465.13
Step by Step Solution
- Step 1: Write the proportion equation
19,817,996.80 : 29,719,860.48 = 6,860,623.36 : x - Step 2: Convert to fraction form
19,817,996.80/29,719,860.48 = 6,860,623.36/x - Step 3: Cross multiply
19,817,996.80x = 29,719,860.48 × 6,860,623.36 - Step 4: Simplify right side
19,817,996.80x = 203,896,769,065,028.81 - Step 5: Solve for x
x = 203,896,769,065,028.81/19,817,996.80 - Step 6: Final answer
x = 10,288,465.13
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.