Home / 10,353,045.40-15,529,568.10-7,833,621.40

Finding the Fourth Proportional to 10,353,045.40, 15,529,568.10 and 7,833,621.40

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Solution

The fourth proportional to 10,353,045.40, 15,529,568.10 and 7,833,621.40 is: 11,750,432.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,353,045.40 : 15,529,568.10 = 7,833,621.40 : x
  2. Step 2: Convert to fraction form
    10,353,045.40/15,529,568.10 = 7,833,621.40/x
  3. Step 3: Cross multiply
    10,353,045.40x = 15,529,568.10 × 7,833,621.40
  4. Step 4: Simplify right side
    10,353,045.40x = 121,652,757,000,917.34
  5. Step 5: Solve for x
    x = 121,652,757,000,917.34/10,353,045.40
  6. Step 6: Final answer
    x = 11,750,432.10

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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.