Finding the Fourth Proportional to 83,886,557.13, 125,834,319.75 and 26,383,312.35
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Solution
The fourth proportional to 83,886,557.13, 125,834,319.75 and 26,383,312.35 is: 39,576,378.81
Step by Step Solution
- Step 1: Write the proportion equation
83,886,557.13 : 125,834,319.75 = 26,383,312.35 : x - Step 2: Convert to fraction form
83,886,557.13/125,834,319.75 = 26,383,312.35/x - Step 3: Cross multiply
83,886,557.13x = 125,834,319.75 × 26,383,312.35 - Step 4: Simplify right side
83,886,557.13x = 3,319,926,162,314,024 - Step 5: Solve for x
x = 3,319,926,162,314,024/83,886,557.13 - Step 6: Final answer
x = 39,576,378.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.