Home / 12,346,262.64-17,036,226.72-7,119,463.86

Finding the Fourth Proportional to 12,346,262.64, 17,036,226.72 and 7,119,463.86

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Solution

The fourth proportional to 12,346,262.64, 17,036,226.72 and 7,119,463.86 is: 9,823,928.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,346,262.64 : 17,036,226.72 = 7,119,463.86 : x
  2. Step 2: Convert to fraction form
    12,346,262.64/17,036,226.72 = 7,119,463.86/x
  3. Step 3: Cross multiply
    12,346,262.64x = 17,036,226.72 × 7,119,463.86
  4. Step 4: Simplify right side
    12,346,262.64x = 121,288,800,443,806.34
  5. Step 5: Solve for x
    x = 121,288,800,443,806.34/12,346,262.64
  6. Step 6: Final answer
    x = 9,823,928.42

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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.