Home / 13,310,287.32-19,967,637.36-4,672,146.30

Finding the Fourth Proportional to 13,310,287.32, 19,967,637.36 and 4,672,146.30

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Solution

The fourth proportional to 13,310,287.32, 19,967,637.36 and 4,672,146.30 is: 7,008,993.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,310,287.32 : 19,967,637.36 = 4,672,146.30 : x
  2. Step 2: Convert to fraction form
    13,310,287.32/19,967,637.36 = 4,672,146.30/x
  3. Step 3: Cross multiply
    13,310,287.32x = 19,967,637.36 × 4,672,146.30
  4. Step 4: Simplify right side
    13,310,287.32x = 93,291,723,011,265.77
  5. Step 5: Solve for x
    x = 93,291,723,011,265.77/13,310,287.32
  6. Step 6: Final answer
    x = 7,008,993.93

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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.