Finding the Fourth Proportional to 34,539,095.66, 47,668,132.05 and 19,658,037.99
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Solution
The fourth proportional to 34,539,095.66, 47,668,132.05 and 19,658,037.99 is: 27,130,471.50
Step by Step Solution
- Step 1: Write the proportion equation
34,539,095.66 : 47,668,132.05 = 19,658,037.99 : x - Step 2: Convert to fraction form
34,539,095.66/47,668,132.05 = 19,658,037.99/x - Step 3: Cross multiply
34,539,095.66x = 47,668,132.05 × 19,658,037.99 - Step 4: Simplify right side
34,539,095.66x = 937,061,950,509,329.12 - Step 5: Solve for x
x = 937,061,950,509,329.12/34,539,095.66 - Step 6: Final answer
x = 27,130,471.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.