Home / 13,879,977.27-19,154,967.21-7,685,024.10

Finding the Fourth Proportional to 13,879,977.27, 19,154,967.21 and 7,685,024.10

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Solution

The fourth proportional to 13,879,977.27, 19,154,967.21 and 7,685,024.10 is: 10,605,664.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,879,977.27 : 19,154,967.21 = 7,685,024.10 : x
  2. Step 2: Convert to fraction form
    13,879,977.27/19,154,967.21 = 7,685,024.10/x
  3. Step 3: Cross multiply
    13,879,977.27x = 19,154,967.21 × 7,685,024.10
  4. Step 4: Simplify right side
    13,879,977.27x = 147,206,384,643,559.75
  5. Step 5: Solve for x
    x = 147,206,384,643,559.75/13,879,977.27
  6. Step 6: Final answer
    x = 10,605,664.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.