Finding the Fourth Proportional to 51,564,691.68, 77,330,631.12 and 17,014,653.48
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Solution
The fourth proportional to 51,564,691.68, 77,330,631.12 and 17,014,653.48 is: 25,516,566.65
Step by Step Solution
- Step 1: Write the proportion equation
51,564,691.68 : 77,330,631.12 = 17,014,653.48 : x - Step 2: Convert to fraction form
51,564,691.68/77,330,631.12 = 17,014,653.48/x - Step 3: Cross multiply
51,564,691.68x = 77,330,631.12 × 17,014,653.48 - Step 4: Simplify right side
51,564,691.68x = 1,315,753,891,896,504.50 - Step 5: Solve for x
x = 1,315,753,891,896,504.50/51,564,691.68 - Step 6: Final answer
x = 25,516,566.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.