Home / 29,025,308.40-43,495,972.20-12,838,009.20

Finding the Fourth Proportional to 29,025,308.40, 43,495,972.20 and 12,838,009.20

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Solution

The fourth proportional to 29,025,308.40, 43,495,972.20 and 12,838,009.20 is: 19,238,441.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,025,308.40 : 43,495,972.20 = 12,838,009.20 : x
  2. Step 2: Convert to fraction form
    29,025,308.40/43,495,972.20 = 12,838,009.20/x
  3. Step 3: Cross multiply
    29,025,308.40x = 43,495,972.20 × 12,838,009.20
  4. Step 4: Simplify right side
    29,025,308.40x = 558,401,691,266,544.25
  5. Step 5: Solve for x
    x = 558,401,691,266,544.25/29,025,308.40
  6. Step 6: Final answer
    x = 19,238,441.28

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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.