Finding the Fourth Proportional to 15,292,685.38, 22,939,089.92 and 6,194,955.05
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Solution
The fourth proportional to 15,292,685.38, 22,939,089.92 and 6,194,955.05 is: 9,292,457.63
Step by Step Solution
- Step 1: Write the proportion equation
15,292,685.38 : 22,939,089.92 = 6,194,955.05 : x - Step 2: Convert to fraction form
15,292,685.38/22,939,089.92 = 6,194,955.05/x - Step 3: Cross multiply
15,292,685.38x = 22,939,089.92 × 6,194,955.05 - Step 4: Simplify right side
15,292,685.38x = 142,106,630,942,308.09 - Step 5: Solve for x
x = 142,106,630,942,308.09/15,292,685.38 - Step 6: Final answer
x = 9,292,457.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.