Home / 18,306,215.33-25,260,907.38-10,862,594.51

Finding the Fourth Proportional to 18,306,215.33, 25,260,907.38 and 10,862,594.51

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Solution

The fourth proportional to 18,306,215.33, 25,260,907.38 and 10,862,594.51 is: 14,989,389.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306,215.33 : 25,260,907.38 = 10,862,594.51 : x
  2. Step 2: Convert to fraction form
    18,306,215.33/25,260,907.38 = 10,862,594.51/x
  3. Step 3: Cross multiply
    18,306,215.33x = 25,260,907.38 × 10,862,594.51
  4. Step 4: Simplify right side
    18,306,215.33x = 274,398,993,697,301.97
  5. Step 5: Solve for x
    x = 274,398,993,697,301.97/18,306,215.33
  6. Step 6: Final answer
    x = 14,989,389.60

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1.5x scale

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.