Finding the Fourth Proportional to 69,847,030.88, 96,391,088.04 and 40,083,124.08
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Solution
The fourth proportional to 69,847,030.88, 96,391,088.04 and 40,083,124.08 is: 55,315,965.38
Step by Step Solution
- Step 1: Write the proportion equation
69,847,030.88 : 96,391,088.04 = 40,083,124.08 : x - Step 2: Convert to fraction form
69,847,030.88/96,391,088.04 = 40,083,124.08/x - Step 3: Cross multiply
69,847,030.88x = 96,391,088.04 × 40,083,124.08 - Step 4: Simplify right side
69,847,030.88x = 3,863,655,942,113,524 - Step 5: Solve for x
x = 3,863,655,942,113,524/69,847,030.88 - Step 6: Final answer
x = 55,315,965.38
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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.