Finding the Fourth Proportional to 12,102,565.68, 18,155,177.40 and 6,038,823.96
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Solution
The fourth proportional to 12,102,565.68, 18,155,177.40 and 6,038,823.96 is: 9,058,899.01
Step by Step Solution
- Step 1: Write the proportion equation
12,102,565.68 : 18,155,177.40 = 6,038,823.96 : x - Step 2: Convert to fraction form
12,102,565.68/18,155,177.40 = 6,038,823.96/x - Step 3: Cross multiply
12,102,565.68x = 18,155,177.40 × 6,038,823.96 - Step 4: Simplify right side
12,102,565.68x = 109,635,920,281,170.50 - Step 5: Solve for x
x = 109,635,920,281,170.50/12,102,565.68 - Step 6: Final answer
x = 9,058,899.01
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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.