Finding the Fourth Proportional to 48,564,013.18, 67,018,516.82 and 26,537,515.99
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Solution
The fourth proportional to 48,564,013.18, 67,018,516.82 and 26,537,515.99 is: 36,621,869.68
Step by Step Solution
- Step 1: Write the proportion equation
48,564,013.18 : 67,018,516.82 = 26,537,515.99 : x - Step 2: Convert to fraction form
48,564,013.18/67,018,516.82 = 26,537,515.99/x - Step 3: Cross multiply
48,564,013.18x = 67,018,516.82 × 26,537,515.99 - Step 4: Simplify right side
48,564,013.18x = 1,778,504,961,736,833.75 - Step 5: Solve for x
x = 1,778,504,961,736,833.75/48,564,013.18 - Step 6: Final answer
x = 36,621,869.68
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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.