Finding the Fourth Proportional to 13,133,665.17, 19,712,607.99 and 6,661,283.04
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Solution
The fourth proportional to 13,133,665.17, 19,712,607.99 and 6,661,283.04 is: 9,998,066.77
Step by Step Solution
- Step 1: Write the proportion equation
13,133,665.17 : 19,712,607.99 = 6,661,283.04 : x - Step 2: Convert to fraction form
13,133,665.17/19,712,607.99 = 6,661,283.04/x - Step 3: Cross multiply
13,133,665.17x = 19,712,607.99 × 6,661,283.04 - Step 4: Simplify right side
13,133,665.17x = 131,311,261,277,955.48 - Step 5: Solve for x
x = 131,311,261,277,955.48/13,133,665.17 - Step 6: Final answer
x = 9,998,066.77
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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.