Finding the Fourth Proportional to 48,917,129.58, 67,507,282.67 and 28,796,496.98
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Solution
The fourth proportional to 48,917,129.58, 67,507,282.67 and 28,796,496.98 is: 39,740,133.52
Step by Step Solution
- Step 1: Write the proportion equation
48,917,129.58 : 67,507,282.67 = 28,796,496.98 : x - Step 2: Convert to fraction form
48,917,129.58/67,507,282.67 = 28,796,496.98/x - Step 3: Cross multiply
48,917,129.58x = 67,507,282.67 × 28,796,496.98 - Step 4: Simplify right side
48,917,129.58x = 1,943,973,261,053,142.75 - Step 5: Solve for x
x = 1,943,973,261,053,142.75/48,917,129.58 - Step 6: Final answer
x = 39,740,133.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.