Home / 22,928,876.28-31,641,196.78-12,615,606.36

Finding the Fourth Proportional to 22,928,876.28, 31,641,196.78 and 12,615,606.36

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Solution

The fourth proportional to 22,928,876.28, 31,641,196.78 and 12,615,606.36 is: 17,409,177.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,928,876.28 : 31,641,196.78 = 12,615,606.36 : x
  2. Step 2: Convert to fraction form
    22,928,876.28/31,641,196.78 = 12,615,606.36/x
  3. Step 3: Cross multiply
    22,928,876.28x = 31,641,196.78 × 12,615,606.36
  4. Step 4: Simplify right side
    22,928,876.28x = 399,172,883,335,779.50
  5. Step 5: Solve for x
    x = 399,172,883,335,779.50/22,928,876.28
  6. Step 6: Final answer
    x = 17,409,177.77

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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.