Home / 57,243,604.20-85,964,939.10-30,369,748.20

Finding the Fourth Proportional to 57,243,604.20, 85,964,939.10 and 30,369,748.20

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Solution

The fourth proportional to 57,243,604.20, 85,964,939.10 and 30,369,748.20 is: 45,607,427.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,243,604.20 : 85,964,939.10 = 30,369,748.20 : x
  2. Step 2: Convert to fraction form
    57,243,604.20/85,964,939.10 = 30,369,748.20/x
  3. Step 3: Cross multiply
    57,243,604.20x = 85,964,939.10 × 30,369,748.20
  4. Step 4: Simplify right side
    57,243,604.20x = 2,610,733,554,495,334.50
  5. Step 5: Solve for x
    x = 2,610,733,554,495,334.50/57,243,604.20
  6. Step 6: Final answer
    x = 45,607,427.96

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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.