Finding the Fourth Proportional to 19,762,639.32, 29,646,792.36 and 6,116,984.04
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Solution
The fourth proportional to 19,762,639.32, 29,646,792.36 and 6,116,984.04 is: 9,176,353.06
Step by Step Solution
- Step 1: Write the proportion equation
19,762,639.32 : 29,646,792.36 = 6,116,984.04 : x - Step 2: Convert to fraction form
19,762,639.32/29,646,792.36 = 6,116,984.04/x - Step 3: Cross multiply
19,762,639.32x = 29,646,792.36 × 6,116,984.04 - Step 4: Simplify right side
19,762,639.32x = 181,348,955,703,313.94 - Step 5: Solve for x
x = 181,348,955,703,313.94/19,762,639.32 - Step 6: Final answer
x = 9,176,353.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.