Home / 7,459,794.49-11,189,654.23-6,445,831.22

Finding the Fourth Proportional to 7,459,794.49, 11,189,654.23 and 6,445,831.22

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Solution

The fourth proportional to 7,459,794.49, 11,189,654.23 and 6,445,831.22 is: 9,668,714.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459,794.49 : 11,189,654.23 = 6,445,831.22 : x
  2. Step 2: Convert to fraction form
    7,459,794.49/11,189,654.23 = 6,445,831.22/x
  3. Step 3: Cross multiply
    7,459,794.49x = 11,189,654.23 × 6,445,831.22
  4. Step 4: Simplify right side
    7,459,794.49x = 72,126,622,544,509.91
  5. Step 5: Solve for x
    x = 72,126,622,544,509.91/7,459,794.49
  6. Step 6: Final answer
    x = 9,668,714.42

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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.