Finding the Fourth Proportional to 26,986,947.80, 40,480,388.84 and 8,791,113.26
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Solution
The fourth proportional to 26,986,947.80, 40,480,388.84 and 8,791,113.26 is: 13,186,659.19
Step by Step Solution
- Step 1: Write the proportion equation
26,986,947.80 : 40,480,388.84 = 8,791,113.26 : x - Step 2: Convert to fraction form
26,986,947.80/40,480,388.84 = 8,791,113.26/x - Step 3: Cross multiply
26,986,947.80x = 40,480,388.84 × 8,791,113.26 - Step 4: Simplify right side
26,986,947.80x = 355,867,683,224,458.75 - Step 5: Solve for x
x = 355,867,683,224,458.75/26,986,947.80 - Step 6: Final answer
x = 13,186,659.19
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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.