Finding the Fourth Proportional to 19,410,288.84, 29,112,903.36 and 5,763,160.80
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Solution
The fourth proportional to 19,410,288.84, 29,112,903.36 and 5,763,160.80 is: 8,643,990.04
Step by Step Solution
- Step 1: Write the proportion equation
19,410,288.84 : 29,112,903.36 = 5,763,160.80 : x - Step 2: Convert to fraction form
19,410,288.84/29,112,903.36 = 5,763,160.80/x - Step 3: Cross multiply
19,410,288.84x = 29,112,903.36 × 5,763,160.80 - Step 4: Simplify right side
19,410,288.84x = 167,782,343,418,540.28 - Step 5: Solve for x
x = 167,782,343,418,540.28/19,410,288.84 - Step 6: Final answer
x = 8,643,990.04
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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.