Finding the Fourth Proportional to 56,116,455.84, 84,177,949.68 and 15,730,089.12
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Solution
The fourth proportional to 56,116,455.84, 84,177,949.68 and 15,730,089.12 is: 23,596,049.16
Step by Step Solution
- Step 1: Write the proportion equation
56,116,455.84 : 84,177,949.68 = 15,730,089.12 : x - Step 2: Convert to fraction form
56,116,455.84/84,177,949.68 = 15,730,089.12/x - Step 3: Cross multiply
56,116,455.84x = 84,177,949.68 × 15,730,089.12 - Step 4: Simplify right side
56,116,455.84x = 1,324,126,650,405,275.50 - Step 5: Solve for x
x = 1,324,126,650,405,275.50/56,116,455.84 - Step 6: Final answer
x = 23,596,049.16
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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.