Home / 35,260,000.40-52,890,000.60-12,541,638.80

Finding the Fourth Proportional to 35,260,000.40, 52,890,000.60 and 12,541,638.80

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Solution

The fourth proportional to 35,260,000.40, 52,890,000.60 and 12,541,638.80 is: 18,812,458.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,260,000.40 : 52,890,000.60 = 12,541,638.80 : x
  2. Step 2: Convert to fraction form
    35,260,000.40/52,890,000.60 = 12,541,638.80/x
  3. Step 3: Cross multiply
    35,260,000.40x = 52,890,000.60 × 12,541,638.80
  4. Step 4: Simplify right side
    35,260,000.40x = 663,327,283,656,983.38
  5. Step 5: Solve for x
    x = 663,327,283,656,983.38/35,260,000.40
  6. Step 6: Final answer
    x = 18,812,458.20

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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.