Finding the Fourth Proportional to 16,297,918.11, 22,468,652.91 and 13,001,400.81
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Solution
The fourth proportional to 16,297,918.11, 22,468,652.91 and 13,001,400.81 is: 17,924,004.78
Step by Step Solution
- Step 1: Write the proportion equation
16,297,918.11 : 22,468,652.91 = 13,001,400.81 : x - Step 2: Convert to fraction form
16,297,918.11/22,468,652.91 = 13,001,400.81/x - Step 3: Cross multiply
16,297,918.11x = 22,468,652.91 × 13,001,400.81 - Step 4: Simplify right side
16,297,918.11x = 292,123,962,143,682.88 - Step 5: Solve for x
x = 292,123,962,143,682.88/16,297,918.11 - Step 6: Final answer
x = 17,924,004.78
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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.