Home / 38,632,431.80-57,948,647.70-9,880,817.60

Finding the Fourth Proportional to 38,632,431.80, 57,948,647.70 and 9,880,817.60

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Solution

The fourth proportional to 38,632,431.80, 57,948,647.70 and 9,880,817.60 is: 14,821,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,632,431.80 : 57,948,647.70 = 9,880,817.60 : x
  2. Step 2: Convert to fraction form
    38,632,431.80/57,948,647.70 = 9,880,817.60/x
  3. Step 3: Cross multiply
    38,632,431.80x = 57,948,647.70 × 9,880,817.60
  4. Step 4: Simplify right side
    38,632,431.80x = 572,580,018,090,359.50
  5. Step 5: Solve for x
    x = 572,580,018,090,359.50/38,632,431.80
  6. Step 6: Final answer
    x = 14,821,226.40

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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.