Finding the Fourth Proportional to 8,513,804.95, 12,772,388.07 and 3,122,502.08
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Solution
The fourth proportional to 8,513,804.95, 12,772,388.07 and 3,122,502.08 is: 4,684,369.51
Step by Step Solution
- Step 1: Write the proportion equation
8,513,804.95 : 12,772,388.07 = 3,122,502.08 : x - Step 2: Convert to fraction form
8,513,804.95/12,772,388.07 = 3,122,502.08/x - Step 3: Cross multiply
8,513,804.95x = 12,772,388.07 × 3,122,502.08 - Step 4: Simplify right side
8,513,804.95x = 39,881,808,307,335.94 - Step 5: Solve for x
x = 39,881,808,307,335.94/8,513,804.95 - Step 6: Final answer
x = 4,684,369.51
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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.