Finding the Fourth Proportional to 19,303,166.99, 28,954,726.02 and 4,926,235.10
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Solution
The fourth proportional to 19,303,166.99, 28,954,726.02 and 4,926,235.10 is: 7,389,346.40
Step by Step Solution
- Step 1: Write the proportion equation
19,303,166.99 : 28,954,726.02 = 4,926,235.10 : x - Step 2: Convert to fraction form
19,303,166.99/28,954,726.02 = 4,926,235.10/x - Step 3: Cross multiply
19,303,166.99x = 28,954,726.02 × 4,926,235.10 - Step 4: Simplify right side
19,303,166.99x = 142,637,787,485,833.66 - Step 5: Solve for x
x = 142,637,787,485,833.66/19,303,166.99 - Step 6: Final answer
x = 7,389,346.40
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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.