Finding the Fourth Proportional to 26,436,572.96, 39,652,987.44 and 7,005,368.74
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Solution
The fourth proportional to 26,436,572.96, 39,652,987.44 and 7,005,368.74 is: 10,507,557.05
Step by Step Solution
- Step 1: Write the proportion equation
26,436,572.96 : 39,652,987.44 = 7,005,368.74 : x - Step 2: Convert to fraction form
26,436,572.96/39,652,987.44 = 7,005,368.74/x - Step 3: Cross multiply
26,436,572.96x = 39,652,987.44 × 7,005,368.74 - Step 4: Simplify right side
26,436,572.96x = 277,783,798,560,656.12 - Step 5: Solve for x
x = 277,783,798,560,656.12/26,436,572.96 - Step 6: Final answer
x = 10,507,557.05
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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.