Finding the Fourth Proportional to 56,116,456.84, 84,177,951.18 and 15,730,090.12
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Solution
The fourth proportional to 56,116,456.84, 84,177,951.18 and 15,730,090.12 is: 23,596,050.66
Step by Step Solution
- Step 1: Write the proportion equation
56,116,456.84 : 84,177,951.18 = 15,730,090.12 : x - Step 2: Convert to fraction form
56,116,456.84/84,177,951.18 = 15,730,090.12/x - Step 3: Cross multiply
56,116,456.84x = 84,177,951.18 × 15,730,090.12 - Step 4: Simplify right side
56,116,456.84x = 1,324,126,758,178,360.50 - Step 5: Solve for x
x = 1,324,126,758,178,360.50/56,116,456.84 - Step 6: Final answer
x = 23,596,050.66
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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.