Home / 9,018,324.60-12,431,151.18-6,834,123.96

Finding the Fourth Proportional to 9,018,324.60, 12,431,151.18 and 6,834,123.96

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Solution

The fourth proportional to 9,018,324.60, 12,431,151.18 and 6,834,123.96 is: 9,420,378.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018,324.60 : 12,431,151.18 = 6,834,123.96 : x
  2. Step 2: Convert to fraction form
    9,018,324.60/12,431,151.18 = 6,834,123.96/x
  3. Step 3: Cross multiply
    9,018,324.60x = 12,431,151.18 × 6,834,123.96
  4. Step 4: Simplify right side
    9,018,324.60x = 84,956,028,129,620.27
  5. Step 5: Solve for x
    x = 84,956,028,129,620.27/9,018,324.60
  6. Step 6: Final answer
    x = 9,420,378.16

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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.