Finding the Fourth Proportional to 42,062,326.24, 63,102,616.32 and 12,916,264.64
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Solution
The fourth proportional to 42,062,326.24, 63,102,616.32 and 12,916,264.64 is: 19,377,199.62
Step by Step Solution
- Step 1: Write the proportion equation
42,062,326.24 : 63,102,616.32 = 12,916,264.64 : x - Step 2: Convert to fraction form
42,062,326.24/63,102,616.32 = 12,916,264.64/x - Step 3: Cross multiply
42,062,326.24x = 63,102,616.32 × 12,916,264.64 - Step 4: Simplify right side
42,062,326.24x = 815,050,091,865,503 - Step 5: Solve for x
x = 815,050,091,865,503/42,062,326.24 - Step 6: Final answer
x = 19,377,199.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.