Home / 43,143,890.40-64,715,835.60-37,349,215.20

Finding the Fourth Proportional to 43,143,890.40, 64,715,835.60 and 37,349,215.20

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Solution

The fourth proportional to 43,143,890.40, 64,715,835.60 and 37,349,215.20 is: 56,023,822.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,143,890.40 : 64,715,835.60 = 37,349,215.20 : x
  2. Step 2: Convert to fraction form
    43,143,890.40/64,715,835.60 = 37,349,215.20/x
  3. Step 3: Cross multiply
    43,143,890.40x = 64,715,835.60 × 37,349,215.20
  4. Step 4: Simplify right side
    43,143,890.40x = 2,417,085,670,672,221.50
  5. Step 5: Solve for x
    x = 2,417,085,670,672,221.50/43,143,890.40
  6. Step 6: Final answer
    x = 56,023,822.80

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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.