Finding the Fourth Proportional to 9,421,772.70, 14,132,659.05 and 3,363,345.30
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Solution
The fourth proportional to 9,421,772.70, 14,132,659.05 and 3,363,345.30 is: 5,045,017.95
Step by Step Solution
- Step 1: Write the proportion equation
9,421,772.70 : 14,132,659.05 = 3,363,345.30 : x - Step 2: Convert to fraction form
9,421,772.70/14,132,659.05 = 3,363,345.30/x - Step 3: Cross multiply
9,421,772.70x = 14,132,659.05 × 3,363,345.30 - Step 4: Simplify right side
9,421,772.70x = 47,533,012,392,319.97 - Step 5: Solve for x
x = 47,533,012,392,319.97/9,421,772.70 - Step 6: Final answer
x = 5,045,017.95
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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.