Finding the Fourth Proportional to 28,782,076.95, 43,168,386.44 and 10,334,203.02
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Solution
The fourth proportional to 28,782,076.95, 43,168,386.44 and 10,334,203.02 is: 15,499,606.59
Step by Step Solution
- Step 1: Write the proportion equation
28,782,076.95 : 43,168,386.44 = 10,334,203.02 : x - Step 2: Convert to fraction form
28,782,076.95/43,168,386.44 = 10,334,203.02/x - Step 3: Cross multiply
28,782,076.95x = 43,168,386.44 × 10,334,203.02 - Step 4: Simplify right side
28,782,076.95x = 446,110,869,542,610.56 - Step 5: Solve for x
x = 446,110,869,542,610.56/28,782,076.95 - Step 6: Final answer
x = 15,499,606.59
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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.