Finding the Fourth Proportional to 26,907,769.99, 37,133,929.98 and 15,151,081.29
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Solution
The fourth proportional to 26,907,769.99, 37,133,929.98 and 15,151,081.29 is: 20,909,172.02
Step by Step Solution
- Step 1: Write the proportion equation
26,907,769.99 : 37,133,929.98 = 15,151,081.29 : x - Step 2: Convert to fraction form
26,907,769.99/37,133,929.98 = 15,151,081.29/x - Step 3: Cross multiply
26,907,769.99x = 37,133,929.98 × 15,151,081.29 - Step 4: Simplify right side
26,907,769.99x = 562,619,191,482,723.06 - Step 5: Solve for x
x = 562,619,191,482,723.06/26,907,769.99 - Step 6: Final answer
x = 20,909,172.02
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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.