Home / 13,301,465.14-18,354,462.46-7,499,900.89

Finding the Fourth Proportional to 13,301,465.14, 18,354,462.46 and 7,499,900.89

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Solution

The fourth proportional to 13,301,465.14, 18,354,462.46 and 7,499,900.89 is: 10,348,983.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,301,465.14 : 18,354,462.46 = 7,499,900.89 : x
  2. Step 2: Convert to fraction form
    13,301,465.14/18,354,462.46 = 7,499,900.89/x
  3. Step 3: Cross multiply
    13,301,465.14x = 18,354,462.46 × 7,499,900.89
  4. Step 4: Simplify right side
    13,301,465.14x = 137,656,649,339,225.59
  5. Step 5: Solve for x
    x = 137,656,649,339,225.59/13,301,465.14
  6. Step 6: Final answer
    x = 10,348,983.96

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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.