Finding the Fourth Proportional to 69,716,833.45, 96,207,298.49 and 37,925,948.99
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Solution
The fourth proportional to 69,716,833.45, 96,207,298.49 and 37,925,948.99 is: 52,336,758.78
Step by Step Solution
- Step 1: Write the proportion equation
69,716,833.45 : 96,207,298.49 = 37,925,948.99 : x - Step 2: Convert to fraction form
69,716,833.45/96,207,298.49 = 37,925,948.99/x - Step 3: Cross multiply
69,716,833.45x = 96,207,298.49 × 37,925,948.99 - Step 4: Simplify right side
69,716,833.45x = 3,648,753,095,332,777.50 - Step 5: Solve for x
x = 3,648,753,095,332,777.50/69,716,833.45 - Step 6: Final answer
x = 52,336,758.78
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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.