Finding the Fourth Proportional to 38,937,971.08, 58,402,494.30 and 10,186,881.16
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Solution
The fourth proportional to 38,937,971.08, 58,402,494.30 and 10,186,881.16 is: 15,279,154.32
Step by Step Solution
- Step 1: Write the proportion equation
38,937,971.08 : 58,402,494.30 = 10,186,881.16 : x - Step 2: Convert to fraction form
38,937,971.08/58,402,494.30 = 10,186,881.16/x - Step 3: Cross multiply
38,937,971.08x = 58,402,494.30 × 10,186,881.16 - Step 4: Simplify right side
38,937,971.08x = 594,939,268,881,677.38 - Step 5: Solve for x
x = 594,939,268,881,677.38/38,937,971.08 - Step 6: Final answer
x = 15,279,154.32
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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.