Finding the Fourth Proportional to 81,206,206.02, 121,807,284.84 and 23,698,975.41
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Solution
The fourth proportional to 81,206,206.02, 121,807,284.84 and 23,698,975.41 is: 35,547,872.38
Step by Step Solution
- Step 1: Write the proportion equation
81,206,206.02 : 121,807,284.84 = 23,698,975.41 : x - Step 2: Convert to fraction form
81,206,206.02/121,807,284.84 = 23,698,975.41/x - Step 3: Cross multiply
81,206,206.02x = 121,807,284.84 × 23,698,975.41 - Step 4: Simplify right side
81,206,206.02x = 2,886,707,848,182,026 - Step 5: Solve for x
x = 2,886,707,848,182,026/81,206,206.02 - Step 6: Final answer
x = 35,547,872.38
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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.