Finding the Fourth Proportional to 6,500,252.32, 8,970,340.14 and 3,599,639.74
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Solution
The fourth proportional to 6,500,252.32, 8,970,340.14 and 3,599,639.74 is: 4,967,498.38
Step by Step Solution
- Step 1: Write the proportion equation
6,500,252.32 : 8,970,340.14 = 3,599,639.74 : x - Step 2: Convert to fraction form
6,500,252.32/8,970,340.14 = 3,599,639.74/x - Step 3: Cross multiply
6,500,252.32x = 8,970,340.14 × 3,599,639.74 - Step 4: Simplify right side
6,500,252.32x = 32,289,992,849,261.17 - Step 5: Solve for x
x = 32,289,992,849,261.17/6,500,252.32 - Step 6: Final answer
x = 4,967,498.38
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1.5x scale
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.