Finding the Fourth Proportional to 63,005,807.80, 94,508,711.70 and 15,136,751.80
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Solution
The fourth proportional to 63,005,807.80, 94,508,711.70 and 15,136,751.80 is: 22,705,127.70
Step by Step Solution
- Step 1: Write the proportion equation
63,005,807.80 : 94,508,711.70 = 15,136,751.80 : x - Step 2: Convert to fraction form
63,005,807.80/94,508,711.70 = 15,136,751.80/x - Step 3: Cross multiply
63,005,807.80x = 94,508,711.70 × 15,136,751.80 - Step 4: Simplify right side
63,005,807.80x = 1,430,554,911,940,656.25 - Step 5: Solve for x
x = 1,430,554,911,940,656.25/63,005,807.80 - Step 6: Final answer
x = 22,705,127.70
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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.