Finding the Fourth Proportional to 19,516,150.66, 26,923,455.92 and 11,778,719.62
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Solution
The fourth proportional to 19,516,150.66, 26,923,455.92 and 11,778,719.62 is: 16,249,302.64
Step by Step Solution
- Step 1: Write the proportion equation
19,516,150.66 : 26,923,455.92 = 11,778,719.62 : x - Step 2: Convert to fraction form
19,516,150.66/26,923,455.92 = 11,778,719.62/x - Step 3: Cross multiply
19,516,150.66x = 26,923,455.92 × 11,778,719.62 - Step 4: Simplify right side
19,516,150.66x = 317,123,838,483,109.12 - Step 5: Solve for x
x = 317,123,838,483,109.12/19,516,150.66 - Step 6: Final answer
x = 16,249,302.64
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.