Finding the Fourth Proportional to 16,130,139.40, 24,197,282.70 and 8,047,246.60
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Solution
The fourth proportional to 16,130,139.40, 24,197,282.70 and 8,047,246.60 is: 12,071,904.41
Step by Step Solution
- Step 1: Write the proportion equation
16,130,139.40 : 24,197,282.70 = 8,047,246.60 : x - Step 2: Convert to fraction form
16,130,139.40/24,197,282.70 = 8,047,246.60/x - Step 3: Cross multiply
16,130,139.40x = 24,197,282.70 × 8,047,246.60 - Step 4: Simplify right side
16,130,139.40x = 194,721,500,936,813.81 - Step 5: Solve for x
x = 194,721,500,936,813.81/16,130,139.40 - Step 6: Final answer
x = 12,071,904.41
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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.