Finding the Fourth Proportional to 86,953,471.98, 130,430,124.06 and 22,257,173.85
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Solution
The fourth proportional to 86,953,471.98, 130,430,124.06 and 22,257,173.85 is: 33,385,739.30
Step by Step Solution
- Step 1: Write the proportion equation
86,953,471.98 : 130,430,124.06 = 22,257,173.85 : x - Step 2: Convert to fraction form
86,953,471.98/130,430,124.06 = 22,257,173.85/x - Step 3: Cross multiply
86,953,471.98x = 130,430,124.06 × 22,257,173.85 - Step 4: Simplify right side
86,953,471.98x = 2,903,005,946,480,488 - Step 5: Solve for x
x = 2,903,005,946,480,488/86,953,471.98 - Step 6: Final answer
x = 33,385,739.30
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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.