Finding the Fourth Proportional to 32,712,293.08, 45,143,272.92 and 18,028,488.88
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Solution
The fourth proportional to 32,712,293.08, 45,143,272.92 and 18,028,488.88 is: 24,879,484.66
Step by Step Solution
- Step 1: Write the proportion equation
32,712,293.08 : 45,143,272.92 = 18,028,488.88 : x - Step 2: Convert to fraction form
32,712,293.08/45,143,272.92 = 18,028,488.88/x - Step 3: Cross multiply
32,712,293.08x = 45,143,272.92 × 18,028,488.88 - Step 4: Simplify right side
32,712,293.08x = 813,864,993,845,025.12 - Step 5: Solve for x
x = 813,864,993,845,025.12/32,712,293.08 - Step 6: Final answer
x = 24,879,484.66
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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.