Finding the Fourth Proportional to 10,365,417.08, 15,551,113.98 and 3,178,011.68
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Solution
The fourth proportional to 10,365,417.08, 15,551,113.98 and 3,178,011.68 is: 4,767,933.74
Step by Step Solution
- Step 1: Write the proportion equation
10,365,417.08 : 15,551,113.98 = 3,178,011.68 : x - Step 2: Convert to fraction form
10,365,417.08/15,551,113.98 = 3,178,011.68/x - Step 3: Cross multiply
10,365,417.08x = 15,551,113.98 × 3,178,011.68 - Step 4: Simplify right side
10,365,417.08x = 49,421,621,865,451.29 - Step 5: Solve for x
x = 49,421,621,865,451.29/10,365,417.08 - Step 6: Final answer
x = 4,767,933.74
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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.