Finding the Fourth Proportional to 15,655,281.36, 23,490,343.32 and 7,563,721.68
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Solution
The fourth proportional to 15,655,281.36, 23,490,343.32 and 7,563,721.68 is: 11,349,168.05
Step by Step Solution
- Step 1: Write the proportion equation
15,655,281.36 : 23,490,343.32 = 7,563,721.68 : x - Step 2: Convert to fraction form
15,655,281.36/23,490,343.32 = 7,563,721.68/x - Step 3: Cross multiply
15,655,281.36x = 23,490,343.32 × 7,563,721.68 - Step 4: Simplify right side
15,655,281.36x = 177,674,419,040,127.19 - Step 5: Solve for x
x = 177,674,419,040,127.19/15,655,281.36 - Step 6: Final answer
x = 11,349,168.05
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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.