Home / 19,684,429.20-29,526,643.80-13,626,001.80

Finding the Fourth Proportional to 19,684,429.20, 29,526,643.80 and 13,626,001.80

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Solution

The fourth proportional to 19,684,429.20, 29,526,643.80 and 13,626,001.80 is: 20,439,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,684,429.20 : 29,526,643.80 = 13,626,001.80 : x
  2. Step 2: Convert to fraction form
    19,684,429.20/29,526,643.80 = 13,626,001.80/x
  3. Step 3: Cross multiply
    19,684,429.20x = 29,526,643.80 × 13,626,001.80
  4. Step 4: Simplify right side
    19,684,429.20x = 402,330,101,566,758.88
  5. Step 5: Solve for x
    x = 402,330,101,566,758.88/19,684,429.20
  6. Step 6: Final answer
    x = 20,439,002.70

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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.