Finding the Fourth Proportional to 11,048,555.34, 15,247,772.67 and 6,697,825.02
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Solution
The fourth proportional to 11,048,555.34, 15,247,772.67 and 6,697,825.02 is: 9,243,463.07
Step by Step Solution
- Step 1: Write the proportion equation
11,048,555.34 : 15,247,772.67 = 6,697,825.02 : x - Step 2: Convert to fraction form
11,048,555.34/15,247,772.67 = 6,697,825.02/x - Step 3: Cross multiply
11,048,555.34x = 15,247,772.67 × 6,697,825.02 - Step 4: Simplify right side
11,048,555.34x = 102,126,913,288,398.20 - Step 5: Solve for x
x = 102,126,913,288,398.20/11,048,555.34 - Step 6: Final answer
x = 9,243,463.07
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.