Home / 31,214,862.42-46,729,007.01-18,881,501.10

Finding the Fourth Proportional to 31,214,862.42, 46,729,007.01 and 18,881,501.10

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Solution

The fourth proportional to 31,214,862.42, 46,729,007.01 and 18,881,501.10 is: 28,265,823.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,214,862.42 : 46,729,007.01 = 18,881,501.10 : x
  2. Step 2: Convert to fraction form
    31,214,862.42/46,729,007.01 = 18,881,501.10/x
  3. Step 3: Cross multiply
    31,214,862.42x = 46,729,007.01 × 18,881,501.10
  4. Step 4: Simplify right side
    31,214,862.42x = 882,313,797,261,222.75
  5. Step 5: Solve for x
    x = 882,313,797,261,222.75/31,214,862.42
  6. Step 6: Final answer
    x = 28,265,823.68

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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.