Home / 13,308,734.20-19,970,013.30-6,217,022.20

Finding the Fourth Proportional to 13,308,734.20, 19,970,013.30 and 6,217,022.20

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Solution

The fourth proportional to 13,308,734.20, 19,970,013.30 and 6,217,022.20 is: 9,328,762.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,308,734.20 : 19,970,013.30 = 6,217,022.20 : x
  2. Step 2: Convert to fraction form
    13,308,734.20/19,970,013.30 = 6,217,022.20/x
  3. Step 3: Cross multiply
    13,308,734.20x = 19,970,013.30 × 6,217,022.20
  4. Step 4: Simplify right side
    13,308,734.20x = 124,154,016,020,395.27
  5. Step 5: Solve for x
    x = 124,154,016,020,395.27/13,308,734.20
  6. Step 6: Final answer
    x = 9,328,762.16

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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.