Home / 9,970,180.81-13,758,909.50-5,560,184.86

Finding the Fourth Proportional to 9,970,180.81, 13,758,909.50 and 5,560,184.86

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Solution

The fourth proportional to 9,970,180.81, 13,758,909.50 and 5,560,184.86 is: 7,673,088.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,970,180.81 : 13,758,909.50 = 5,560,184.86 : x
  2. Step 2: Convert to fraction form
    9,970,180.81/13,758,909.50 = 5,560,184.86/x
  3. Step 3: Cross multiply
    9,970,180.81x = 13,758,909.50 × 5,560,184.86
  4. Step 4: Simplify right side
    9,970,180.81x = 76,502,080,317,631.19
  5. Step 5: Solve for x
    x = 76,502,080,317,631.19/9,970,180.81
  6. Step 6: Final answer
    x = 7,673,088.56

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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.