Finding the Fourth Proportional to 35,508,466.09, 53,215,612.98 and 18,235,970.20
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Solution
The fourth proportional to 35,508,466.09, 53,215,612.98 and 18,235,970.20 is: 27,329,773.41
Step by Step Solution
- Step 1: Write the proportion equation
35,508,466.09 : 53,215,612.98 = 18,235,970.20 : x - Step 2: Convert to fraction form
35,508,466.09/53,215,612.98 = 18,235,970.20/x - Step 3: Cross multiply
35,508,466.09x = 53,215,612.98 × 18,235,970.20 - Step 4: Simplify right side
35,508,466.09x = 970,438,332,478,013.12 - Step 5: Solve for x
x = 970,438,332,478,013.12/35,508,466.09 - Step 6: Final answer
x = 27,329,773.41
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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.