Finding the Fourth Proportional to 50,360,416.08, 69,497,377.56 and 28,630,384.08
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Solution
The fourth proportional to 50,360,416.08, 69,497,377.56 and 28,630,384.08 is: 39,509,931.95
Step by Step Solution
- Step 1: Write the proportion equation
50,360,416.08 : 69,497,377.56 = 28,630,384.08 : x - Step 2: Convert to fraction form
50,360,416.08/69,497,377.56 = 28,630,384.08/x - Step 3: Cross multiply
50,360,416.08x = 69,497,377.56 × 28,630,384.08 - Step 4: Simplify right side
50,360,416.08x = 1,989,736,612,095,573.25 - Step 5: Solve for x
x = 1,989,736,612,095,573.25/50,360,416.08 - Step 6: Final answer
x = 39,509,931.95
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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.