Finding the Fourth Proportional to 14,453,385.65, 19,943,833.62 and 8,258,832.99
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Solution
The fourth proportional to 14,453,385.65, 19,943,833.62 and 8,258,832.99 is: 11,396,138.95
Step by Step Solution
- Step 1: Write the proportion equation
14,453,385.65 : 19,943,833.62 = 8,258,832.99 : x - Step 2: Convert to fraction form
14,453,385.65/19,943,833.62 = 8,258,832.99/x - Step 3: Cross multiply
14,453,385.65x = 19,943,833.62 × 8,258,832.99 - Step 4: Simplify right side
14,453,385.65x = 164,712,791,047,927.12 - Step 5: Solve for x
x = 164,712,791,047,927.12/14,453,385.65 - Step 6: Final answer
x = 11,396,138.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.