Finding the Fourth Proportional to 26,789,544, 40,184,318.16 and 7,878,312
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Solution
The fourth proportional to 26,789,544, 40,184,318.16 and 7,878,312 is: 11,817,468.64
Step by Step Solution
- Step 1: Write the proportion equation
26,789,544 : 40,184,318.16 = 7,878,312 : x - Step 2: Convert to fraction form
26,789,544/40,184,318.16 = 7,878,312/x - Step 3: Cross multiply
26,789,544x = 40,184,318.16 × 7,878,312 - Step 4: Simplify right side
26,789,544x = 316,584,595,971,745.88 - Step 5: Solve for x
x = 316,584,595,971,745.88/26,789,544 - Step 6: Final answer
x = 11,817,468.64
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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.