Home / 10,506,409.20-15,750,865.80-4,445,794.80

Finding the Fourth Proportional to 10,506,409.20, 15,750,865.80 and 4,445,794.80

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Solution

The fourth proportional to 10,506,409.20, 15,750,865.80 and 4,445,794.80 is: 6,664,990.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,506,409.20 : 15,750,865.80 = 4,445,794.80 : x
  2. Step 2: Convert to fraction form
    10,506,409.20/15,750,865.80 = 4,445,794.80/x
  3. Step 3: Cross multiply
    10,506,409.20x = 15,750,865.80 × 4,445,794.80
  4. Step 4: Simplify right side
    10,506,409.20x = 70,025,117,269,137.84
  5. Step 5: Solve for x
    x = 70,025,117,269,137.84/10,506,409.20
  6. Step 6: Final answer
    x = 6,664,990.48

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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.