Finding the Fourth Proportional to 75,006,013.20, 112,341,058.20 and 44,772,925.20
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Solution
The fourth proportional to 75,006,013.20, 112,341,058.20 and 44,772,925.20 is: 67,059,127.41
Step by Step Solution
- Step 1: Write the proportion equation
75,006,013.20 : 112,341,058.20 = 44,772,925.20 : x - Step 2: Convert to fraction form
75,006,013.20/112,341,058.20 = 44,772,925.20/x - Step 3: Cross multiply
75,006,013.20x = 112,341,058.20 × 44,772,925.20 - Step 4: Simplify right side
75,006,013.20x = 5,029,837,795,677,447 - Step 5: Solve for x
x = 5,029,837,795,677,447/75,006,013.20 - Step 6: Final answer
x = 67,059,127.41
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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.