Home / 13,337,044.44-18,405,140.02-7,225,472.94

Finding the Fourth Proportional to 13,337,044.44, 18,405,140.02 and 7,225,472.94

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Solution

The fourth proportional to 13,337,044.44, 18,405,140.02 and 7,225,472.94 is: 9,971,162.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337,044.44 : 18,405,140.02 = 7,225,472.94 : x
  2. Step 2: Convert to fraction form
    13,337,044.44/18,405,140.02 = 7,225,472.94/x
  3. Step 3: Cross multiply
    13,337,044.44x = 18,405,140.02 × 7,225,472.94
  4. Step 4: Simplify right side
    13,337,044.44x = 132,985,841,171,421.06
  5. Step 5: Solve for x
    x = 132,985,841,171,421.06/13,337,044.44
  6. Step 6: Final answer
    x = 9,971,162.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.