Home / 57,269,682.08-85,904,700.54-14,138,890.40

Finding the Fourth Proportional to 57,269,682.08, 85,904,700.54 and 14,138,890.40

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Solution

The fourth proportional to 57,269,682.08, 85,904,700.54 and 14,138,890.40 is: 21,208,379.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,269,682.08 : 85,904,700.54 = 14,138,890.40 : x
  2. Step 2: Convert to fraction form
    57,269,682.08/85,904,700.54 = 14,138,890.40/x
  3. Step 3: Cross multiply
    57,269,682.08x = 85,904,700.54 × 14,138,890.40
  4. Step 4: Simplify right side
    57,269,682.08x = 1,214,597,145,779,881
  5. Step 5: Solve for x
    x = 1,214,597,145,779,881/57,269,682.08
  6. Step 6: Final answer
    x = 21,208,379.40

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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.