Home / 53,905,711.90-80,869,065.45-15,568,476.70

Finding the Fourth Proportional to 53,905,711.90, 80,869,065.45 and 15,568,476.70

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Solution

The fourth proportional to 53,905,711.90, 80,869,065.45 and 15,568,476.70 is: 23,355,746.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,905,711.90 : 80,869,065.45 = 15,568,476.70 : x
  2. Step 2: Convert to fraction form
    53,905,711.90/80,869,065.45 = 15,568,476.70/x
  3. Step 3: Cross multiply
    53,905,711.90x = 80,869,065.45 × 15,568,476.70
  4. Step 4: Simplify right side
    53,905,711.90x = 1,259,008,161,209,100
  5. Step 5: Solve for x
    x = 1,259,008,161,209,100/53,905,711.90
  6. Step 6: Final answer
    x = 23,355,746.86

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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.