Home / 20,541,615.60-30,812,423.40-14,569,647.60

Finding the Fourth Proportional to 20,541,615.60, 30,812,423.40 and 14,569,647.60

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Solution

The fourth proportional to 20,541,615.60, 30,812,423.40 and 14,569,647.60 is: 21,854,471.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,541,615.60 : 30,812,423.40 = 14,569,647.60 : x
  2. Step 2: Convert to fraction form
    20,541,615.60/30,812,423.40 = 14,569,647.60/x
  3. Step 3: Cross multiply
    20,541,615.60x = 30,812,423.40 × 14,569,647.60
  4. Step 4: Simplify right side
    20,541,615.60x = 448,926,150,639,993.81
  5. Step 5: Solve for x
    x = 448,926,150,639,993.81/20,541,615.60
  6. Step 6: Final answer
    x = 21,854,471.40

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1.5x scale

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.