Finding the Fourth Proportional to 19,426,984.16, 29,135,398.76 and 5,776,454.40
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Solution
The fourth proportional to 19,426,984.16, 29,135,398.76 and 5,776,454.40 is: 8,663,171.85
Step by Step Solution
- Step 1: Write the proportion equation
19,426,984.16 : 29,135,398.76 = 5,776,454.40 : x - Step 2: Convert to fraction form
19,426,984.16/29,135,398.76 = 5,776,454.40/x - Step 3: Cross multiply
19,426,984.16x = 29,135,398.76 × 5,776,454.40 - Step 4: Simplify right side
19,426,984.16x = 168,299,302,362,956.56 - Step 5: Solve for x
x = 168,299,302,362,956.56/19,426,984.16 - Step 6: Final answer
x = 8,663,171.85
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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.