Home / 22,724,667.45-31,360,720.20-12,411,877.05

Finding the Fourth Proportional to 22,724,667.45, 31,360,720.20 and 12,411,877.05

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Solution

The fourth proportional to 22,724,667.45, 31,360,720.20 and 12,411,877.05 is: 17,128,761.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,724,667.45 : 31,360,720.20 = 12,411,877.05 : x
  2. Step 2: Convert to fraction form
    22,724,667.45/31,360,720.20 = 12,411,877.05/x
  3. Step 3: Cross multiply
    22,724,667.45x = 31,360,720.20 × 12,411,877.05
  4. Step 4: Simplify right side
    22,724,667.45x = 389,245,403,321,851.44
  5. Step 5: Solve for x
    x = 389,245,403,321,851.44/22,724,667.45
  6. Step 6: Final answer
    x = 17,128,761.25

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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.