Finding the Fourth Proportional to 61,898,163.36, 85,420,239.36 and 34,023,916.80
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Solution
The fourth proportional to 61,898,163.36, 85,420,239.36 and 34,023,916.80 is: 46,953,430.59
Step by Step Solution
- Step 1: Write the proportion equation
61,898,163.36 : 85,420,239.36 = 34,023,916.80 : x - Step 2: Convert to fraction form
61,898,163.36/85,420,239.36 = 34,023,916.80/x - Step 3: Cross multiply
61,898,163.36x = 85,420,239.36 × 34,023,916.80 - Step 4: Simplify right side
61,898,163.36x = 2,906,331,117,020,725 - Step 5: Solve for x
x = 2,906,331,117,020,725/61,898,163.36 - Step 6: Final answer
x = 46,953,430.59
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.