Finding the Fourth Proportional to 10,487,572.27, 14,473,240.58 and 5,778,159.17
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Solution
The fourth proportional to 10,487,572.27, 14,473,240.58 and 5,778,159.17 is: 7,974,074.99
Step by Step Solution
- Step 1: Write the proportion equation
10,487,572.27 : 14,473,240.58 = 5,778,159.17 : x - Step 2: Convert to fraction form
10,487,572.27/14,473,240.58 = 5,778,159.17/x - Step 3: Cross multiply
10,487,572.27x = 14,473,240.58 × 5,778,159.17 - Step 4: Simplify right side
10,487,572.27x = 83,628,687,719,022.31 - Step 5: Solve for x
x = 83,628,687,719,022.31/10,487,572.27 - Step 6: Final answer
x = 7,974,074.99
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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.