Home / 18,352,688.23-25,327,359.65-10,093,389.78

Finding the Fourth Proportional to 18,352,688.23, 25,327,359.65 and 10,093,389.78

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Solution

The fourth proportional to 18,352,688.23, 25,327,359.65 and 10,093,389.78 is: 13,929,235.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,352,688.23 : 25,327,359.65 = 10,093,389.78 : x
  2. Step 2: Convert to fraction form
    18,352,688.23/25,327,359.65 = 10,093,389.78/x
  3. Step 3: Cross multiply
    18,352,688.23x = 25,327,359.65 × 10,093,389.78
  4. Step 4: Simplify right side
    18,352,688.23x = 255,638,913,165,905.44
  5. Step 5: Solve for x
    x = 255,638,913,165,905.44/18,352,688.23
  6. Step 6: Final answer
    x = 13,929,235.32

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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.