Home / 31,238,143.72-46,887,441.13-15,075,472.57

Finding the Fourth Proportional to 31,238,143.72, 46,887,441.13 and 15,075,472.57

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Solution

The fourth proportional to 31,238,143.72, 46,887,441.13 and 15,075,472.57 is: 22,627,795.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,238,143.72 : 46,887,441.13 = 15,075,472.57 : x
  2. Step 2: Convert to fraction form
    31,238,143.72/46,887,441.13 = 15,075,472.57/x
  3. Step 3: Cross multiply
    31,238,143.72x = 46,887,441.13 × 15,075,472.57
  4. Step 4: Simplify right side
    31,238,143.72x = 706,850,332,534,430.62
  5. Step 5: Solve for x
    x = 706,850,332,534,430.62/31,238,143.72
  6. Step 6: Final answer
    x = 22,627,795.65

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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.