Home / 59,900,945.28-89,861,351.04-21,029,308.80

Finding the Fourth Proportional to 59,900,945.28, 89,861,351.04 and 21,029,308.80

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Solution

The fourth proportional to 59,900,945.28, 89,861,351.04 and 21,029,308.80 is: 31,547,450.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,900,945.28 : 89,861,351.04 = 21,029,308.80 : x
  2. Step 2: Convert to fraction form
    59,900,945.28/89,861,351.04 = 21,029,308.80/x
  3. Step 3: Cross multiply
    59,900,945.28x = 89,861,351.04 × 21,029,308.80
  4. Step 4: Simplify right side
    59,900,945.28x = 1,889,722,100,205,361.25
  5. Step 5: Solve for x
    x = 1,889,722,100,205,361.25/59,900,945.28
  6. Step 6: Final answer
    x = 31,547,450.40

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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.