Finding the Fourth Proportional to 53,464,639.72, 73,781,275.62 and 29,018,356.84
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Solution
The fourth proportional to 53,464,639.72, 73,781,275.62 and 29,018,356.84 is: 40,045,371.96
Step by Step Solution
- Step 1: Write the proportion equation
53,464,639.72 : 73,781,275.62 = 29,018,356.84 : x - Step 2: Convert to fraction form
53,464,639.72/73,781,275.62 = 29,018,356.84/x - Step 3: Cross multiply
53,464,639.72x = 73,781,275.62 × 29,018,356.84 - Step 4: Simplify right side
53,464,639.72x = 2,141,011,384,051,552.25 - Step 5: Solve for x
x = 2,141,011,384,051,552.25/53,464,639.72 - Step 6: Final answer
x = 40,045,371.96
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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.