Finding the Fourth Proportional to 14,249,200.32, 19,664,135.28 and 7,723,039.68
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Solution
The fourth proportional to 14,249,200.32, 19,664,135.28 and 7,723,039.68 is: 10,657,924.21
Step by Step Solution
- Step 1: Write the proportion equation
14,249,200.32 : 19,664,135.28 = 7,723,039.68 : x - Step 2: Convert to fraction form
14,249,200.32/19,664,135.28 = 7,723,039.68/x - Step 3: Cross multiply
14,249,200.32x = 19,664,135.28 × 7,723,039.68 - Step 4: Simplify right side
14,249,200.32x = 151,866,897,040,327.91 - Step 5: Solve for x
x = 151,866,897,040,327.91/14,249,200.32 - Step 6: Final answer
x = 10,657,924.21
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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.