Finding the Fourth Proportional to 9,712,794.40, 14,585,780.40 and 6,361,856.80
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Solution
The fourth proportional to 9,712,794.40, 14,585,780.40 and 6,361,856.80 is: 9,553,650.82
Step by Step Solution
- Step 1: Write the proportion equation
9,712,794.40 : 14,585,780.40 = 6,361,856.80 : x - Step 2: Convert to fraction form
9,712,794.40/14,585,780.40 = 6,361,856.80/x - Step 3: Cross multiply
9,712,794.40x = 14,585,780.40 × 6,361,856.80 - Step 4: Simplify right side
9,712,794.40x = 92,792,646,221,046.72 - Step 5: Solve for x
x = 92,792,646,221,046.72/9,712,794.40 - Step 6: Final answer
x = 9,553,650.82
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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.