Finding the Fourth Proportional to 15,219,455.49, 22,828,920.18 and 5,122,076.49
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Solution
The fourth proportional to 15,219,455.49, 22,828,920.18 and 5,122,076.49 is: 7,683,026.20
Step by Step Solution
- Step 1: Write the proportion equation
15,219,455.49 : 22,828,920.18 = 5,122,076.49 : x - Step 2: Convert to fraction form
15,219,455.49/22,828,920.18 = 5,122,076.49/x - Step 3: Cross multiply
15,219,455.49x = 22,828,920.18 × 5,122,076.49 - Step 4: Simplify right side
15,219,455.49x = 116,931,475,320,454.19 - Step 5: Solve for x
x = 116,931,475,320,454.19/15,219,455.49 - Step 6: Final answer
x = 7,683,026.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.