Finding the Fourth Proportional to 8,432,466.84, 11,636,808.06 and 4,564,987.92
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Solution
The fourth proportional to 8,432,466.84, 11,636,808.06 and 4,564,987.92 is: 6,299,685.40
Step by Step Solution
- Step 1: Write the proportion equation
8,432,466.84 : 11,636,808.06 = 4,564,987.92 : x - Step 2: Convert to fraction form
8,432,466.84/11,636,808.06 = 4,564,987.92/x - Step 3: Cross multiply
8,432,466.84x = 11,636,808.06 × 4,564,987.92 - Step 4: Simplify right side
8,432,466.84x = 53,121,888,221,258.63 - Step 5: Solve for x
x = 53,121,888,221,258.63/8,432,466.84 - Step 6: Final answer
x = 6,299,685.40
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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.