Home / 19,585,764.30-29,388,301.65-8,810,690.70

Finding the Fourth Proportional to 19,585,764.30, 29,388,301.65 and 8,810,690.70

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Solution

The fourth proportional to 19,585,764.30, 29,388,301.65 and 8,810,690.70 is: 13,220,379.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,585,764.30 : 29,388,301.65 = 8,810,690.70 : x
  2. Step 2: Convert to fraction form
    19,585,764.30/29,388,301.65 = 8,810,690.70/x
  3. Step 3: Cross multiply
    19,585,764.30x = 29,388,301.65 × 8,810,690.70
  4. Step 4: Simplify right side
    19,585,764.30x = 258,931,236,036,449.62
  5. Step 5: Solve for x
    x = 258,931,236,036,449.62/19,585,764.30
  6. Step 6: Final answer
    x = 13,220,379.46

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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.