Finding the Fourth Proportional to 14,228,992.80, 21,340,294.80 and 6,545,258.08
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Solution
The fourth proportional to 14,228,992.80, 21,340,294.80 and 6,545,258.08 is: 9,816,417.71
Step by Step Solution
- Step 1: Write the proportion equation
14,228,992.80 : 21,340,294.80 = 6,545,258.08 : x - Step 2: Convert to fraction form
14,228,992.80/21,340,294.80 = 6,545,258.08/x - Step 3: Cross multiply
14,228,992.80x = 21,340,294.80 × 6,545,258.08 - Step 4: Simplify right side
14,228,992.80x = 139,677,736,969,281.98 - Step 5: Solve for x
x = 139,677,736,969,281.98/14,228,992.80 - Step 6: Final answer
x = 9,816,417.71
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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.