Home / 26,459,235.60-39,686,520.60-7,288,285.20

Finding the Fourth Proportional to 26,459,235.60, 39,686,520.60 and 7,288,285.20

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Solution

The fourth proportional to 26,459,235.60, 39,686,520.60 and 7,288,285.20 is: 10,931,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,459,235.60 : 39,686,520.60 = 7,288,285.20 : x
  2. Step 2: Convert to fraction form
    26,459,235.60/39,686,520.60 = 7,288,285.20/x
  3. Step 3: Cross multiply
    26,459,235.60x = 39,686,520.60 × 7,288,285.20
  4. Step 4: Simplify right side
    26,459,235.60x = 289,246,680,728,475.12
  5. Step 5: Solve for x
    x = 289,246,680,728,475.12/26,459,235.60
  6. Step 6: Final answer
    x = 10,931,785.22

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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.