Finding the Fourth Proportional to 26,686,528.12, 40,035,252.12 and 9,176,811.31
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Solution
The fourth proportional to 26,686,528.12, 40,035,252.12 and 9,176,811.31 is: 13,767,094.50
Step by Step Solution
- Step 1: Write the proportion equation
26,686,528.12 : 40,035,252.12 = 9,176,811.31 : x - Step 2: Convert to fraction form
26,686,528.12/40,035,252.12 = 9,176,811.31/x - Step 3: Cross multiply
26,686,528.12x = 40,035,252.12 × 9,176,811.31 - Step 4: Simplify right side
26,686,528.12x = 367,395,954,453,517.50 - Step 5: Solve for x
x = 367,395,954,453,517.50/26,686,528.12 - Step 6: Final answer
x = 13,767,094.50
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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.