Finding the Fourth Proportional to 27,114,259.68, 37,417,970.25 and 14,891,116.68
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Solution
The fourth proportional to 27,114,259.68, 37,417,970.25 and 14,891,116.68 is: 20,549,901.32
Step by Step Solution
- Step 1: Write the proportion equation
27,114,259.68 : 37,417,970.25 = 14,891,116.68 : x - Step 2: Convert to fraction form
27,114,259.68/37,417,970.25 = 14,891,116.68/x - Step 3: Cross multiply
27,114,259.68x = 37,417,970.25 × 14,891,116.68 - Step 4: Simplify right side
27,114,259.68x = 557,195,360,921,518.75 - Step 5: Solve for x
x = 557,195,360,921,518.75/27,114,259.68 - Step 6: Final answer
x = 20,549,901.32
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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.