Finding the Fourth Proportional to 26,907,289.40, 40,364,870.70 and 8,708,387.60
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Solution
The fourth proportional to 26,907,289.40, 40,364,870.70 and 8,708,387.60 is: 13,063,855.46
Step by Step Solution
- Step 1: Write the proportion equation
26,907,289.40 : 40,364,870.70 = 8,708,387.60 : x - Step 2: Convert to fraction form
26,907,289.40/40,364,870.70 = 8,708,387.60/x - Step 3: Cross multiply
26,907,289.40x = 40,364,870.70 × 8,708,387.60 - Step 4: Simplify right side
26,907,289.40x = 351,512,939,479,483.31 - Step 5: Solve for x
x = 351,512,939,479,483.31/26,907,289.40 - Step 6: Final answer
x = 13,063,855.46
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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.