Finding the Fourth Proportional to 26,655,038.46, 39,982,557.68 and 6,460,280.46
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Solution
The fourth proportional to 26,655,038.46, 39,982,557.68 and 6,460,280.46 is: 9,690,420.69
Step by Step Solution
- Step 1: Write the proportion equation
26,655,038.46 : 39,982,557.68 = 6,460,280.46 : x - Step 2: Convert to fraction form
26,655,038.46/39,982,557.68 = 6,460,280.46/x - Step 3: Cross multiply
26,655,038.46x = 39,982,557.68 × 6,460,280.46 - Step 4: Simplify right side
26,655,038.46x = 258,298,536,120,926.94 - Step 5: Solve for x
x = 258,298,536,120,926.94/26,655,038.46 - Step 6: Final answer
x = 9,690,420.69
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Similar ratio
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1.5x scale
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.