Finding the Fourth Proportional to 25,769,484.36, 38,652,216.30 and 14,979,903.12
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Solution
The fourth proportional to 25,769,484.36, 38,652,216.30 and 14,979,903.12 is: 22,468,686.12
Step by Step Solution
- Step 1: Write the proportion equation
25,769,484.36 : 38,652,216.30 = 14,979,903.12 : x - Step 2: Convert to fraction form
25,769,484.36/38,652,216.30 = 14,979,903.12/x - Step 3: Cross multiply
25,769,484.36x = 38,652,216.30 × 14,979,903.12 - Step 4: Simplify right side
25,769,484.36x = 579,006,455,547,284.75 - Step 5: Solve for x
x = 579,006,455,547,284.75/25,769,484.36 - Step 6: Final answer
x = 22,468,686.12
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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.