Home / 13,952,898.65-20,929,301.07-3,578,106.21

Finding the Fourth Proportional to 13,952,898.65, 20,929,301.07 and 3,578,106.21

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Solution

The fourth proportional to 13,952,898.65, 20,929,301.07 and 3,578,106.21 is: 5,367,147.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,952,898.65 : 20,929,301.07 = 3,578,106.21 : x
  2. Step 2: Convert to fraction form
    13,952,898.65/20,929,301.07 = 3,578,106.21/x
  3. Step 3: Cross multiply
    13,952,898.65x = 20,929,301.07 × 3,578,106.21
  4. Step 4: Simplify right side
    13,952,898.65x = 74,887,262,129,526.64
  5. Step 5: Solve for x
    x = 74,887,262,129,526.64/13,952,898.65
  6. Step 6: Final answer
    x = 5,367,147.29

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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.