Finding the Fourth Proportional to 17,486,854.74, 24,130,767.20 and 9,646,457.67
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Solution
The fourth proportional to 17,486,854.74, 24,130,767.20 and 9,646,457.67 is: 13,311,509.00
Step by Step Solution
- Step 1: Write the proportion equation
17,486,854.74 : 24,130,767.20 = 9,646,457.67 : x - Step 2: Convert to fraction form
17,486,854.74/24,130,767.20 = 9,646,457.67/x - Step 3: Cross multiply
17,486,854.74x = 24,130,767.20 × 9,646,457.67 - Step 4: Simplify right side
17,486,854.74x = 232,776,424,291,192.12 - Step 5: Solve for x
x = 232,776,424,291,192.12/17,486,854.74 - Step 6: Final answer
x = 13,311,509.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.