Finding the Fourth Proportional to 13,807,050.71, 19,053,750.98 and 7,695,347.99
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Solution
The fourth proportional to 13,807,050.71, 19,053,750.98 and 7,695,347.99 is: 10,619,591.93
Step by Step Solution
- Step 1: Write the proportion equation
13,807,050.71 : 19,053,750.98 = 7,695,347.99 : x - Step 2: Convert to fraction form
13,807,050.71/19,053,750.98 = 7,695,347.99/x - Step 3: Cross multiply
13,807,050.71x = 19,053,750.98 × 7,695,347.99 - Step 4: Simplify right side
13,807,050.71x = 146,625,244,267,426.81 - Step 5: Solve for x
x = 146,625,244,267,426.81/13,807,050.71 - Step 6: Final answer
x = 10,619,591.93
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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.