Finding the Fourth Proportional to 46,888,854.99, 70,326,897.81 and 12,342,363.63
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Solution
The fourth proportional to 46,888,854.99, 70,326,897.81 and 12,342,363.63 is: 18,511,864.83
Step by Step Solution
- Step 1: Write the proportion equation
46,888,854.99 : 70,326,897.81 = 12,342,363.63 : x - Step 2: Convert to fraction form
46,888,854.99/70,326,897.81 = 12,342,363.63/x - Step 3: Cross multiply
46,888,854.99x = 70,326,897.81 × 12,342,363.63 - Step 4: Simplify right side
46,888,854.99x = 868,000,145,740,870.75 - Step 5: Solve for x
x = 868,000,145,740,870.75/46,888,854.99 - Step 6: Final answer
x = 18,511,864.83
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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.