Finding the Fourth Proportional to 62,946,675, 94,415,678.60 and 38,689,345.80
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Solution
The fourth proportional to 62,946,675, 94,415,678.60 and 38,689,345.80 is: 58,031,354.92
Step by Step Solution
- Step 1: Write the proportion equation
62,946,675 : 94,415,678.60 = 38,689,345.80 : x - Step 2: Convert to fraction form
62,946,675/94,415,678.60 = 38,689,345.80/x - Step 3: Cross multiply
62,946,675x = 94,415,678.60 × 38,689,345.80 - Step 4: Simplify right side
62,946,675x = 3,652,880,838,103,613 - Step 5: Solve for x
x = 3,652,880,838,103,613/62,946,675 - Step 6: Final answer
x = 58,031,354.92
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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.