Finding the Fourth Proportional to 19,812,311.52, 29,721,420 and 7,031,746
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Solution
The fourth proportional to 19,812,311.52, 29,721,420 and 7,031,746 is: 10,548,666.97
Step by Step Solution
- Step 1: Write the proportion equation
19,812,311.52 : 29,721,420 = 7,031,746 : x - Step 2: Convert to fraction form
19,812,311.52/29,721,420 = 7,031,746/x - Step 3: Cross multiply
19,812,311.52x = 29,721,420 × 7,031,746 - Step 4: Simplify right side
19,812,311.52x = 208,993,476,199,320 - Step 5: Solve for x
x = 208,993,476,199,320/19,812,311.52 - Step 6: Final answer
x = 10,548,666.97
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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.