Home / 26,935,671.21-40,403,507.34-6,465,390.78

Finding the Fourth Proportional to 26,935,671.21, 40,403,507.34 and 6,465,390.78

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Solution

The fourth proportional to 26,935,671.21, 40,403,507.34 and 6,465,390.78 is: 9,698,086.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,935,671.21 : 40,403,507.34 = 6,465,390.78 : x
  2. Step 2: Convert to fraction form
    26,935,671.21/40,403,507.34 = 6,465,390.78/x
  3. Step 3: Cross multiply
    26,935,671.21x = 40,403,507.34 × 6,465,390.78
  4. Step 4: Simplify right side
    26,935,671.21x = 261,224,463,633,680.81
  5. Step 5: Solve for x
    x = 261,224,463,633,680.81/26,935,671.21
  6. Step 6: Final answer
    x = 9,698,086.29

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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.