Finding the Fourth Proportional to 7,267,355.40, 10,898,408.70 and 3,671,927.40
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Solution
The fourth proportional to 7,267,355.40, 10,898,408.70 and 3,671,927.40 is: 5,506,565.09
Step by Step Solution
- Step 1: Write the proportion equation
7,267,355.40 : 10,898,408.70 = 3,671,927.40 : x - Step 2: Convert to fraction form
7,267,355.40/10,898,408.70 = 3,671,927.40/x - Step 3: Cross multiply
7,267,355.40x = 10,898,408.70 × 3,671,927.40 - Step 4: Simplify right side
7,267,355.40x = 40,018,165,521,928.38 - Step 5: Solve for x
x = 40,018,165,521,928.38/7,267,355.40 - Step 6: Final answer
x = 5,506,565.09
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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.