Finding the Fourth Proportional to 26,369,146.10, 39,565,528.95 and 11,984,809.70
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Solution
The fourth proportional to 26,369,146.10, 39,565,528.95 and 11,984,809.70 is: 17,982,582.12
Step by Step Solution
- Step 1: Write the proportion equation
26,369,146.10 : 39,565,528.95 = 11,984,809.70 : x - Step 2: Convert to fraction form
26,369,146.10/39,565,528.95 = 11,984,809.70/x - Step 3: Cross multiply
26,369,146.10x = 39,565,528.95 × 11,984,809.70 - Step 4: Simplify right side
26,369,146.10x = 474,185,335,145,590.81 - Step 5: Solve for x
x = 474,185,335,145,590.81/26,369,146.10 - Step 6: Final answer
x = 17,982,582.12
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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.