Finding the Fourth Proportional to 7,708,031.06, 11,558,263.18 and 3,812,987.90
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Solution
The fourth proportional to 7,708,031.06, 11,558,263.18 and 3,812,987.90 is: 5,717,610.28
Step by Step Solution
- Step 1: Write the proportion equation
7,708,031.06 : 11,558,263.18 = 3,812,987.90 : x - Step 2: Convert to fraction form
7,708,031.06/11,558,263.18 = 3,812,987.90/x - Step 3: Cross multiply
7,708,031.06x = 11,558,263.18 × 3,812,987.90 - Step 4: Simplify right side
7,708,031.06x = 44,071,517,655,082.57 - Step 5: Solve for x
x = 44,071,517,655,082.57/7,708,031.06 - Step 6: Final answer
x = 5,717,610.28
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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.