Finding the Fourth Proportional to 13,316,828.37, 18,375,252.80 and 8,087,116.83
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Solution
The fourth proportional to 13,316,828.37, 18,375,252.80 and 8,087,116.83 is: 11,159,024.66
Step by Step Solution
- Step 1: Write the proportion equation
13,316,828.37 : 18,375,252.80 = 8,087,116.83 : x - Step 2: Convert to fraction form
13,316,828.37/18,375,252.80 = 8,087,116.83/x - Step 3: Cross multiply
13,316,828.37x = 18,375,252.80 × 8,087,116.83 - Step 4: Simplify right side
13,316,828.37x = 148,602,816,174,384.62 - Step 5: Solve for x
x = 148,602,816,174,384.62/13,316,828.37 - Step 6: Final answer
x = 11,159,024.66
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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.