Finding the Fourth Proportional to 79,746,516.74, 119,639,950.26 and 22,238,794.06
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Solution
The fourth proportional to 79,746,516.74, 119,639,950.26 and 22,238,794.06 is: 33,363,817.30
Step by Step Solution
- Step 1: Write the proportion equation
79,746,516.74 : 119,639,950.26 = 22,238,794.06 : x - Step 2: Convert to fraction form
79,746,516.74/119,639,950.26 = 22,238,794.06/x - Step 3: Cross multiply
79,746,516.74x = 119,639,950.26 × 22,238,794.06 - Step 4: Simplify right side
79,746,516.74x = 2,660,648,215,180,783.50 - Step 5: Solve for x
x = 2,660,648,215,180,783.50/79,746,516.74 - Step 6: Final answer
x = 33,363,817.30
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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.