Finding the Fourth Proportional to 16,249,867.20, 24,374,800.80 and 4,119,307.20
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Solution
The fourth proportional to 16,249,867.20, 24,374,800.80 and 4,119,307.20 is: 6,178,960.80
Step by Step Solution
- Step 1: Write the proportion equation
16,249,867.20 : 24,374,800.80 = 4,119,307.20 : x - Step 2: Convert to fraction form
16,249,867.20/24,374,800.80 = 4,119,307.20/x - Step 3: Cross multiply
16,249,867.20x = 24,374,800.80 × 4,119,307.20 - Step 4: Simplify right side
16,249,867.20x = 100,407,292,434,005.77 - Step 5: Solve for x
x = 100,407,292,434,005.77/16,249,867.20 - Step 6: Final answer
x = 6,178,960.80
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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.