Home / 7,020,780.60-10,523,297.70-3,607,748.40

Finding the Fourth Proportional to 7,020,780.60, 10,523,297.70 and 3,607,748.40

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Solution

The fourth proportional to 7,020,780.60, 10,523,297.70 and 3,607,748.40 is: 5,407,576.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020,780.60 : 10,523,297.70 = 3,607,748.40 : x
  2. Step 2: Convert to fraction form
    7,020,780.60/10,523,297.70 = 3,607,748.40/x
  3. Step 3: Cross multiply
    7,020,780.60x = 10,523,297.70 × 3,607,748.40
  4. Step 4: Simplify right side
    7,020,780.60x = 37,965,410,439,898.68
  5. Step 5: Solve for x
    x = 37,965,410,439,898.68/7,020,780.60
  6. Step 6: Final answer
    x = 5,407,576.82

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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.