Finding the Fourth Proportional to 48,646,883.94, 67,134,017.01 and 29,808,138.74
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Solution
The fourth proportional to 48,646,883.94, 67,134,017.01 and 29,808,138.74 is: 41,136,038.55
Step by Step Solution
- Step 1: Write the proportion equation
48,646,883.94 : 67,134,017.01 = 29,808,138.74 : x - Step 2: Convert to fraction form
48,646,883.94/67,134,017.01 = 29,808,138.74/x - Step 3: Cross multiply
48,646,883.94x = 67,134,017.01 × 29,808,138.74 - Step 4: Simplify right side
48,646,883.94x = 2,001,140,092,871,930 - Step 5: Solve for x
x = 2,001,140,092,871,930/48,646,883.94 - Step 6: Final answer
x = 41,136,038.55
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.