Finding the Fourth Proportional to 19,811,544.96, 29,712,330 and 7,676,844.24
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Solution
The fourth proportional to 19,811,544.96, 29,712,330 and 7,676,844.24 is: 11,513,333.76
Step by Step Solution
- Step 1: Write the proportion equation
19,811,544.96 : 29,712,330 = 7,676,844.24 : x - Step 2: Convert to fraction form
19,811,544.96/29,712,330 = 7,676,844.24/x - Step 3: Cross multiply
19,811,544.96x = 29,712,330 × 7,676,844.24 - Step 4: Simplify right side
19,811,544.96x = 228,096,929,417,479.22 - Step 5: Solve for x
x = 228,096,929,417,479.22/19,811,544.96 - Step 6: Final answer
x = 11,513,333.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.