Home / 7,445,221.20-11,167,831.80-4,894,304.40

Finding the Fourth Proportional to 7,445,221.20, 11,167,831.80 and 4,894,304.40

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Solution

The fourth proportional to 7,445,221.20, 11,167,831.80 and 4,894,304.40 is: 7,341,456.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445,221.20 : 11,167,831.80 = 4,894,304.40 : x
  2. Step 2: Convert to fraction form
    7,445,221.20/11,167,831.80 = 4,894,304.40/x
  3. Step 3: Cross multiply
    7,445,221.20x = 11,167,831.80 × 4,894,304.40
  4. Step 4: Simplify right side
    7,445,221.20x = 54,658,768,317,199.93
  5. Step 5: Solve for x
    x = 54,658,768,317,199.93/7,445,221.20
  6. Step 6: Final answer
    x = 7,341,456.60

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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.