Finding the Fourth Proportional to 26,126,259, 39,163,502.55 and 12,268,410.84
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Solution
The fourth proportional to 26,126,259, 39,163,502.55 and 12,268,410.84 is: 18,390,460.69
Step by Step Solution
- Step 1: Write the proportion equation
26,126,259 : 39,163,502.55 = 12,268,410.84 : x - Step 2: Convert to fraction form
26,126,259/39,163,502.55 = 12,268,410.84/x - Step 3: Cross multiply
26,126,259x = 39,163,502.55 × 12,268,410.84 - Step 4: Simplify right side
26,126,259x = 480,473,939,216,787.62 - Step 5: Solve for x
x = 480,473,939,216,787.62/26,126,259 - Step 6: Final answer
x = 18,390,460.69
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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.