Finding the Fourth Proportional to 51,103,751.92, 70,520,510.12 and 27,894,394.84
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Solution
The fourth proportional to 51,103,751.92, 70,520,510.12 and 27,894,394.84 is: 38,492,808.84
Step by Step Solution
- Step 1: Write the proportion equation
51,103,751.92 : 70,520,510.12 = 27,894,394.84 : x - Step 2: Convert to fraction form
51,103,751.92/70,520,510.12 = 27,894,394.84/x - Step 3: Cross multiply
51,103,751.92x = 70,520,510.12 × 27,894,394.84 - Step 4: Simplify right side
51,103,751.92x = 1,967,126,953,605,496 - Step 5: Solve for x
x = 1,967,126,953,605,496/51,103,751.92 - Step 6: Final answer
x = 38,492,808.84
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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.