Home / 15,345,305.31-23,021,636.33-5,110,253.70

Finding the Fourth Proportional to 15,345,305.31, 23,021,636.33 and 5,110,253.70

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Solution

The fourth proportional to 15,345,305.31, 23,021,636.33 and 5,110,253.70 is: 7,666,605.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,345,305.31 : 23,021,636.33 = 5,110,253.70 : x
  2. Step 2: Convert to fraction form
    15,345,305.31/23,021,636.33 = 5,110,253.70/x
  3. Step 3: Cross multiply
    15,345,305.31x = 23,021,636.33 × 5,110,253.70
  4. Step 4: Simplify right side
    15,345,305.31x = 117,646,402,291,378.12
  5. Step 5: Solve for x
    x = 117,646,402,291,378.12/15,345,305.31
  6. Step 6: Final answer
    x = 7,666,605.51

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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.