Home / 23,105,489.76-31,886,751.60-12,793,347.36

Finding the Fourth Proportional to 23,105,489.76, 31,886,751.60 and 12,793,347.36

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Solution

The fourth proportional to 23,105,489.76, 31,886,751.60 and 12,793,347.36 is: 17,655,470.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,105,489.76 : 31,886,751.60 = 12,793,347.36 : x
  2. Step 2: Convert to fraction form
    23,105,489.76/31,886,751.60 = 12,793,347.36/x
  3. Step 3: Cross multiply
    23,105,489.76x = 31,886,751.60 × 12,793,347.36
  4. Step 4: Simplify right side
    23,105,489.76x = 407,938,289,400,835.75
  5. Step 5: Solve for x
    x = 407,938,289,400,835.75/23,105,489.76
  6. Step 6: Final answer
    x = 17,655,470.35

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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.