Finding the Fourth Proportional to 66,554,998.85, 99,837,651.80 and 22,239,437.83
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Solution
The fourth proportional to 66,554,998.85, 99,837,651.80 and 22,239,437.83 is: 33,360,878.80
Step by Step Solution
- Step 1: Write the proportion equation
66,554,998.85 : 99,837,651.80 = 22,239,437.83 : x - Step 2: Convert to fraction form
66,554,998.85/99,837,651.80 = 22,239,437.83/x - Step 3: Cross multiply
66,554,998.85x = 99,837,651.80 × 22,239,437.83 - Step 4: Simplify right side
66,554,998.85x = 2,220,333,250,105,292 - Step 5: Solve for x
x = 2,220,333,250,105,292/66,554,998.85 - Step 6: Final answer
x = 33,360,878.80
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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.