Home / 12,345,473.35-17,036,568.70-6,838,831.72

Finding the Fourth Proportional to 12,345,473.35, 17,036,568.70 and 6,838,831.72

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Solution

The fourth proportional to 12,345,473.35, 17,036,568.70 and 6,838,831.72 is: 9,437,485.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,345,473.35 : 17,036,568.70 = 6,838,831.72 : x
  2. Step 2: Convert to fraction form
    12,345,473.35/17,036,568.70 = 6,838,831.72/x
  3. Step 3: Cross multiply
    12,345,473.35x = 17,036,568.70 × 6,838,831.72
  4. Step 4: Simplify right side
    12,345,473.35x = 116,510,226,425,519.16
  5. Step 5: Solve for x
    x = 116,510,226,425,519.16/12,345,473.35
  6. Step 6: Final answer
    x = 9,437,485.56

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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.