Finding the Fourth Proportional to 55,126,574.28, 82,683,562.86 and 14,740,207.56
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Solution
The fourth proportional to 55,126,574.28, 82,683,562.86 and 14,740,207.56 is: 22,108,627.18
Step by Step Solution
- Step 1: Write the proportion equation
55,126,574.28 : 82,683,562.86 = 14,740,207.56 : x - Step 2: Convert to fraction form
55,126,574.28/82,683,562.86 = 14,740,207.56/x - Step 3: Cross multiply
55,126,574.28x = 82,683,562.86 × 14,740,207.56 - Step 4: Simplify right side
55,126,574.28x = 1,218,772,878,356,707.25 - Step 5: Solve for x
x = 1,218,772,878,356,707.25/55,126,574.28 - Step 6: Final answer
x = 22,108,627.18
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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.