Finding the Fourth Proportional to 15,119,573.12, 22,673,053.74 and 4,742,118.44
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Solution
The fourth proportional to 15,119,573.12, 22,673,053.74 and 4,742,118.44 is: 7,111,199.86
Step by Step Solution
- Step 1: Write the proportion equation
15,119,573.12 : 22,673,053.74 = 4,742,118.44 : x - Step 2: Convert to fraction form
15,119,573.12/22,673,053.74 = 4,742,118.44/x - Step 3: Cross multiply
15,119,573.12x = 22,673,053.74 × 4,742,118.44 - Step 4: Simplify right side
15,119,573.12x = 107,518,306,231,564.97 - Step 5: Solve for x
x = 107,518,306,231,564.97/15,119,573.12 - Step 6: Final answer
x = 7,111,199.86
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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.