Finding the Fourth Proportional to 14,177,497.60, 21,266,246.40 and 6,605,228.80
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Solution
The fourth proportional to 14,177,497.60, 21,266,246.40 and 6,605,228.80 is: 9,907,843.20
Step by Step Solution
- Step 1: Write the proportion equation
14,177,497.60 : 21,266,246.40 = 6,605,228.80 : x - Step 2: Convert to fraction form
14,177,497.60/21,266,246.40 = 6,605,228.80/x - Step 3: Cross multiply
14,177,497.60x = 21,266,246.40 × 6,605,228.80 - Step 4: Simplify right side
14,177,497.60x = 140,468,423,189,176.31 - Step 5: Solve for x
x = 140,468,423,189,176.31/14,177,497.60 - Step 6: Final answer
x = 9,907,843.20
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1.5x scale
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.