Home / 18,306,228.09-25,260,924.96-10,862,607.27

Finding the Fourth Proportional to 18,306,228.09, 25,260,924.96 and 10,862,607.27

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Solution

The fourth proportional to 18,306,228.09, 25,260,924.96 and 10,862,607.27 is: 14,989,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306,228.09 : 25,260,924.96 = 10,862,607.27 : x
  2. Step 2: Convert to fraction form
    18,306,228.09/25,260,924.96 = 10,862,607.27/x
  3. Step 3: Cross multiply
    18,306,228.09x = 25,260,924.96 × 10,862,607.27
  4. Step 4: Simplify right side
    18,306,228.09x = 274,399,507,117,420.47
  5. Step 5: Solve for x
    x = 274,399,507,117,420.47/18,306,228.09
  6. Step 6: Final answer
    x = 14,989,407.20

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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.