Finding the Fourth Proportional to 84,929,536.99, 127,393,025.28 and 38,210,029.14
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Solution
The fourth proportional to 84,929,536.99, 127,393,025.28 and 38,210,029.14 is: 57,314,467.74
Step by Step Solution
- Step 1: Write the proportion equation
84,929,536.99 : 127,393,025.28 = 38,210,029.14 : x - Step 2: Convert to fraction form
84,929,536.99/127,393,025.28 = 38,210,029.14/x - Step 3: Cross multiply
84,929,536.99x = 127,393,025.28 × 38,210,029.14 - Step 4: Simplify right side
84,929,536.99x = 4,867,691,208,181,557 - Step 5: Solve for x
x = 4,867,691,208,181,557/84,929,536.99 - Step 6: Final answer
x = 57,314,467.74
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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.