Finding the Fourth Proportional to 16,249,867.70, 24,374,801.55 and 4,119,307.70
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Solution
The fourth proportional to 16,249,867.70, 24,374,801.55 and 4,119,307.70 is: 6,178,961.55
Step by Step Solution
- Step 1: Write the proportion equation
16,249,867.70 : 24,374,801.55 = 4,119,307.70 : x - Step 2: Convert to fraction form
16,249,867.70/24,374,801.55 = 4,119,307.70/x - Step 3: Cross multiply
16,249,867.70x = 24,374,801.55 × 4,119,307.70 - Step 4: Simplify right side
16,249,867.70x = 100,407,307,710,886.94 - Step 5: Solve for x
x = 100,407,307,710,886.94/16,249,867.70 - Step 6: Final answer
x = 6,178,961.55
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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.