Finding the Fourth Proportional to 84,239,215.46, 126,358,825.49 and 22,828,371.95
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Solution
The fourth proportional to 84,239,215.46, 126,358,825.49 and 22,828,371.95 is: 34,242,558.54
Step by Step Solution
- Step 1: Write the proportion equation
84,239,215.46 : 126,358,825.49 = 22,828,371.95 : x - Step 2: Convert to fraction form
84,239,215.46/126,358,825.49 = 22,828,371.95/x - Step 3: Cross multiply
84,239,215.46x = 126,358,825.49 × 22,828,371.95 - Step 4: Simplify right side
84,239,215.46x = 2,884,566,266,704,925 - Step 5: Solve for x
x = 2,884,566,266,704,925/84,239,215.46 - Step 6: Final answer
x = 34,242,558.54
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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.