Finding the Fourth Proportional to 19,119,444.96, 26,384,836.99 and 10,417,618.33
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Solution
The fourth proportional to 19,119,444.96, 26,384,836.99 and 10,417,618.33 is: 14,376,314.91
Step by Step Solution
- Step 1: Write the proportion equation
19,119,444.96 : 26,384,836.99 = 10,417,618.33 : x - Step 2: Convert to fraction form
19,119,444.96/26,384,836.99 = 10,417,618.33/x - Step 3: Cross multiply
19,119,444.96x = 26,384,836.99 × 10,417,618.33 - Step 4: Simplify right side
19,119,444.96x = 274,867,161,588,782.31 - Step 5: Solve for x
x = 274,867,161,588,782.31/19,119,444.96 - Step 6: Final answer
x = 14,376,314.91
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1.5x scale
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.