Home / 10,338,108.09-15,507,165.78-4,651,689.39

Finding the Fourth Proportional to 10,338,108.09, 15,507,165.78 and 4,651,689.39

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Solution

The fourth proportional to 10,338,108.09, 15,507,165.78 and 4,651,689.39 is: 6,977,535.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338,108.09 : 15,507,165.78 = 4,651,689.39 : x
  2. Step 2: Convert to fraction form
    10,338,108.09/15,507,165.78 = 4,651,689.39/x
  3. Step 3: Cross multiply
    10,338,108.09x = 15,507,165.78 × 4,651,689.39
  4. Step 4: Simplify right side
    10,338,108.09x = 72,134,518,527,797.06
  5. Step 5: Solve for x
    x = 72,134,518,527,797.06/10,338,108.09
  6. Step 6: Final answer
    x = 6,977,535.73

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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.