Finding the Fourth Proportional to 6,655,023.12, 9,183,931.80 and 3,599,237.36
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Solution
The fourth proportional to 6,655,023.12, 9,183,931.80 and 3,599,237.36 is: 4,966,947.50
Step by Step Solution
- Step 1: Write the proportion equation
6,655,023.12 : 9,183,931.80 = 3,599,237.36 : x - Step 2: Convert to fraction form
6,655,023.12/9,183,931.80 = 3,599,237.36/x - Step 3: Cross multiply
6,655,023.12x = 9,183,931.80 × 3,599,237.36 - Step 4: Simplify right side
6,655,023.12x = 33,055,150,446,252.05 - Step 5: Solve for x
x = 33,055,150,446,252.05/6,655,023.12 - Step 6: Final answer
x = 4,966,947.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.