Finding the Fourth Proportional to 16,211,834.26, 22,369,373.58 and 9,242,215.18
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Solution
The fourth proportional to 16,211,834.26, 22,369,373.58 and 9,242,215.18 is: 12,752,570.79
Step by Step Solution
- Step 1: Write the proportion equation
16,211,834.26 : 22,369,373.58 = 9,242,215.18 : x - Step 2: Convert to fraction form
16,211,834.26/22,369,373.58 = 9,242,215.18/x - Step 3: Cross multiply
16,211,834.26x = 22,369,373.58 × 9,242,215.18 - Step 4: Simplify right side
16,211,834.26x = 206,742,564,068,166.91 - Step 5: Solve for x
x = 206,742,564,068,166.91/16,211,834.26 - Step 6: Final answer
x = 12,752,570.79
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1.5x scale
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.