Finding the Fourth Proportional to 31,779,852.84, 47,670,222.29 and 9,060,750.09
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Solution
The fourth proportional to 31,779,852.84, 47,670,222.29 and 9,060,750.09 is: 13,591,251.45
Step by Step Solution
- Step 1: Write the proportion equation
31,779,852.84 : 47,670,222.29 = 9,060,750.09 : x - Step 2: Convert to fraction form
31,779,852.84/47,670,222.29 = 9,060,750.09/x - Step 3: Cross multiply
31,779,852.84x = 47,670,222.29 × 9,060,750.09 - Step 4: Simplify right side
31,779,852.84x = 431,927,970,859,133.69 - Step 5: Solve for x
x = 431,927,970,859,133.69/31,779,852.84 - Step 6: Final answer
x = 13,591,251.45
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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.