Finding the Fourth Proportional to 19,646,395.02, 27,097,501.19 and 14,417,636.81
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Solution
The fourth proportional to 19,646,395.02, 27,097,501.19 and 14,417,636.81 is: 19,885,680.30
Step by Step Solution
- Step 1: Write the proportion equation
19,646,395.02 : 27,097,501.19 = 14,417,636.81 : x - Step 2: Convert to fraction form
19,646,395.02/27,097,501.19 = 14,417,636.81/x - Step 3: Cross multiply
19,646,395.02x = 27,097,501.19 × 14,417,636.81 - Step 4: Simplify right side
19,646,395.02x = 390,681,930,408,387.06 - Step 5: Solve for x
x = 390,681,930,408,387.06/19,646,395.02 - Step 6: Final answer
x = 19,885,680.30
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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.