Finding the Fourth Proportional to 32,403,407.20, 48,605,110.80 and 29,939,970.40
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Solution
The fourth proportional to 32,403,407.20, 48,605,110.80 and 29,939,970.40 is: 44,909,955.60
Step by Step Solution
- Step 1: Write the proportion equation
32,403,407.20 : 48,605,110.80 = 29,939,970.40 : x - Step 2: Convert to fraction form
32,403,407.20/48,605,110.80 = 29,939,970.40/x - Step 3: Cross multiply
32,403,407.20x = 48,605,110.80 × 29,939,970.40 - Step 4: Simplify right side
32,403,407.20x = 1,455,235,578,640,720.25 - Step 5: Solve for x
x = 1,455,235,578,640,720.25/32,403,407.20 - Step 6: Final answer
x = 44,909,955.60
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1.5x scale
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.