Finding the Fourth Proportional to 13,427,703.06, 20,141,536.14 and 6,235,303.92
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Solution
The fourth proportional to 13,427,703.06, 20,141,536.14 and 6,235,303.92 is: 9,352,947.31
Step by Step Solution
- Step 1: Write the proportion equation
13,427,703.06 : 20,141,536.14 = 6,235,303.92 : x - Step 2: Convert to fraction form
13,427,703.06/20,141,536.14 = 6,235,303.92/x - Step 3: Cross multiply
13,427,703.06x = 20,141,536.14 × 6,235,303.92 - Step 4: Simplify right side
13,427,703.06x = 125,588,599,248,563.67 - Step 5: Solve for x
x = 125,588,599,248,563.67/13,427,703.06 - Step 6: Final answer
x = 9,352,947.31
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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.