Home / 7,709,595.72-10,639,254.60-4,224,380.68

Finding the Fourth Proportional to 7,709,595.72, 10,639,254.60 and 4,224,380.68

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Solution

The fourth proportional to 7,709,595.72, 10,639,254.60 and 4,224,380.68 is: 5,829,652.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,709,595.72 : 10,639,254.60 = 4,224,380.68 : x
  2. Step 2: Convert to fraction form
    7,709,595.72/10,639,254.60 = 4,224,380.68/x
  3. Step 3: Cross multiply
    7,709,595.72x = 10,639,254.60 × 4,224,380.68
  4. Step 4: Simplify right side
    7,709,595.72x = 44,944,261,528,644.85
  5. Step 5: Solve for x
    x = 44,944,261,528,644.85/7,709,595.72
  6. Step 6: Final answer
    x = 5,829,652.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.