Finding the Fourth Proportional to 14,909,866.17, 22,362,308.12 and 4,128,256.88
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Solution
The fourth proportional to 14,909,866.17, 22,362,308.12 and 4,128,256.88 is: 6,191,695.58
Step by Step Solution
- Step 1: Write the proportion equation
14,909,866.17 : 22,362,308.12 = 4,128,256.88 : x - Step 2: Convert to fraction form
14,909,866.17/22,362,308.12 = 4,128,256.88/x - Step 3: Cross multiply
14,909,866.17x = 22,362,308.12 × 4,128,256.88 - Step 4: Simplify right side
14,909,866.17x = 92,317,352,415,296.27 - Step 5: Solve for x
x = 92,317,352,415,296.27/14,909,866.17 - Step 6: Final answer
x = 6,191,695.58
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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.