Finding the Fourth Proportional to 84,229,484.04, 126,332,430.36 and 28,896,400.66
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Solution
The fourth proportional to 84,229,484.04, 126,332,430.36 and 28,896,400.66 is: 43,340,554.27
Step by Step Solution
- Step 1: Write the proportion equation
84,229,484.04 : 126,332,430.36 = 28,896,400.66 : x - Step 2: Convert to fraction form
84,229,484.04/126,332,430.36 = 28,896,400.66/x - Step 3: Cross multiply
84,229,484.04x = 126,332,430.36 × 28,896,400.66 - Step 4: Simplify right side
84,229,484.04x = 3,650,552,524,034,108 - Step 5: Solve for x
x = 3,650,552,524,034,108/84,229,484.04 - Step 6: Final answer
x = 43,340,554.27
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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.