Home / 26,645,998.74-39,908,461.80-20,852,627.40

Finding the Fourth Proportional to 26,645,998.74, 39,908,461.80 and 20,852,627.40

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Solution

The fourth proportional to 26,645,998.74, 39,908,461.80 and 20,852,627.40 is: 31,231,566.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,645,998.74 : 39,908,461.80 = 20,852,627.40 : x
  2. Step 2: Convert to fraction form
    26,645,998.74/39,908,461.80 = 20,852,627.40/x
  3. Step 3: Cross multiply
    26,645,998.74x = 39,908,461.80 × 20,852,627.40
  4. Step 4: Simplify right side
    26,645,998.74x = 832,196,284,022,533.25
  5. Step 5: Solve for x
    x = 832,196,284,022,533.25/26,645,998.74
  6. Step 6: Final answer
    x = 31,231,566.59

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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.