Finding the Fourth Proportional to 9,671,660.54, 14,506,965.80 and 2,939,549.66
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Solution
The fourth proportional to 9,671,660.54, 14,506,965.80 and 2,939,549.66 is: 4,409,164.92
Step by Step Solution
- Step 1: Write the proportion equation
9,671,660.54 : 14,506,965.80 = 2,939,549.66 : x - Step 2: Convert to fraction form
9,671,660.54/14,506,965.80 = 2,939,549.66/x - Step 3: Cross multiply
9,671,660.54x = 14,506,965.80 × 2,939,549.66 - Step 4: Simplify right side
9,671,660.54x = 42,643,946,319,835.67 - Step 5: Solve for x
x = 42,643,946,319,835.67/9,671,660.54 - Step 6: Final answer
x = 4,409,164.92
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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.