Finding the Fourth Proportional to 62,009,862.90, 93,014,794.35 and 18,878,723.70
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Solution
The fourth proportional to 62,009,862.90, 93,014,794.35 and 18,878,723.70 is: 28,318,085.55
Step by Step Solution
- Step 1: Write the proportion equation
62,009,862.90 : 93,014,794.35 = 18,878,723.70 : x - Step 2: Convert to fraction form
62,009,862.90/93,014,794.35 = 18,878,723.70/x - Step 3: Cross multiply
62,009,862.90x = 93,014,794.35 × 18,878,723.70 - Step 4: Simplify right side
62,009,862.90x = 1,756,000,602,545,971 - Step 5: Solve for x
x = 1,756,000,602,545,971/62,009,862.90 - Step 6: Final answer
x = 28,318,085.55
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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.