Finding the Fourth Proportional to 16,930,055.08, 23,363,644.62 and 9,195,248.44
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Solution
The fourth proportional to 16,930,055.08, 23,363,644.62 and 9,195,248.44 is: 12,689,534.42
Step by Step Solution
- Step 1: Write the proportion equation
16,930,055.08 : 23,363,644.62 = 9,195,248.44 : x - Step 2: Convert to fraction form
16,930,055.08/23,363,644.62 = 9,195,248.44/x - Step 3: Cross multiply
16,930,055.08x = 23,363,644.62 × 9,195,248.44 - Step 4: Simplify right side
16,930,055.08x = 214,834,516,744,769.38 - Step 5: Solve for x
x = 214,834,516,744,769.38/16,930,055.08 - Step 6: Final answer
x = 12,689,534.42
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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.