Finding the Fourth Proportional to 19,014,750.20, 28,521,866.10 and 6,235,671.80
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Solution
The fourth proportional to 19,014,750.20, 28,521,866.10 and 6,235,671.80 is: 9,353,422.70
Step by Step Solution
- Step 1: Write the proportion equation
19,014,750.20 : 28,521,866.10 = 6,235,671.80 : x - Step 2: Convert to fraction form
19,014,750.20/28,521,866.10 = 6,235,671.80/x - Step 3: Cross multiply
19,014,750.20x = 28,521,866.10 × 6,235,671.80 - Step 4: Simplify right side
19,014,750.20x = 177,852,996,123,145.97 - Step 5: Solve for x
x = 177,852,996,123,145.97/19,014,750.20 - Step 6: Final answer
x = 9,353,422.70
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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.