Home / 19,422,023.40-29,133,035.10-6,639,445.80

Finding the Fourth Proportional to 19,422,023.40, 29,133,035.10 and 6,639,445.80

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Solution

The fourth proportional to 19,422,023.40, 29,133,035.10 and 6,639,445.80 is: 9,959,168.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,023.40 : 29,133,035.10 = 6,639,445.80 : x
  2. Step 2: Convert to fraction form
    19,422,023.40/29,133,035.10 = 6,639,445.80/x
  3. Step 3: Cross multiply
    19,422,023.40x = 29,133,035.10 × 6,639,445.80
  4. Step 4: Simplify right side
    19,422,023.40x = 193,427,207,535,947.59
  5. Step 5: Solve for x
    x = 193,427,207,535,947.59/19,422,023.40
  6. Step 6: Final answer
    x = 9,959,168.70

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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.