Finding the Fourth Proportional to 9,343,875.20, 14,018,437.20 and 4,551,720.80
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Solution
The fourth proportional to 9,343,875.20, 14,018,437.20 and 4,551,720.80 is: 6,828,859.63
Step by Step Solution
- Step 1: Write the proportion equation
9,343,875.20 : 14,018,437.20 = 4,551,720.80 : x - Step 2: Convert to fraction form
9,343,875.20/14,018,437.20 = 4,551,720.80/x - Step 3: Cross multiply
9,343,875.20x = 14,018,437.20 × 4,551,720.80 - Step 4: Simplify right side
9,343,875.20x = 63,808,012,186,733.76 - Step 5: Solve for x
x = 63,808,012,186,733.76/9,343,875.20 - Step 6: Final answer
x = 6,828,859.63
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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.