Finding the Fourth Proportional to 91,418,699.12, 137,125,390.86 and 26,724,024.23
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Solution
The fourth proportional to 91,418,699.12, 137,125,390.86 and 26,724,024.23 is: 40,085,259.39
Step by Step Solution
- Step 1: Write the proportion equation
91,418,699.12 : 137,125,390.86 = 26,724,024.23 : x - Step 2: Convert to fraction form
91,418,699.12/137,125,390.86 = 26,724,024.23/x - Step 3: Cross multiply
91,418,699.12x = 137,125,390.86 × 26,724,024.23 - Step 4: Simplify right side
91,418,699.12x = 3,664,542,267,205,234 - Step 5: Solve for x
x = 3,664,542,267,205,234/91,418,699.12 - Step 6: Final answer
x = 40,085,259.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.