Finding the Fourth Proportional to 18,028,463.18, 24,879,238.35 and 9,768,750.86
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Solution
The fourth proportional to 18,028,463.18, 24,879,238.35 and 9,768,750.86 is: 13,480,854.06
Step by Step Solution
- Step 1: Write the proportion equation
18,028,463.18 : 24,879,238.35 = 9,768,750.86 : x - Step 2: Convert to fraction form
18,028,463.18/24,879,238.35 = 9,768,750.86/x - Step 3: Cross multiply
18,028,463.18x = 24,879,238.35 × 9,768,750.86 - Step 4: Simplify right side
18,028,463.18x = 243,039,081,027,707.47 - Step 5: Solve for x
x = 243,039,081,027,707.47/18,028,463.18 - Step 6: Final answer
x = 13,480,854.06
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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.