Home / 18,477,793.53-25,499,520.22-10,218,411.48

Finding the Fourth Proportional to 18,477,793.53, 25,499,520.22 and 10,218,411.48

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Solution

The fourth proportional to 18,477,793.53, 25,499,520.22 and 10,218,411.48 is: 14,101,499.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,477,793.53 : 25,499,520.22 = 10,218,411.48 : x
  2. Step 2: Convert to fraction form
    18,477,793.53/25,499,520.22 = 10,218,411.48/x
  3. Step 3: Cross multiply
    18,477,793.53x = 25,499,520.22 × 10,218,411.48
  4. Step 4: Simplify right side
    18,477,793.53x = 260,564,590,077,182.53
  5. Step 5: Solve for x
    x = 260,564,590,077,182.53/18,477,793.53
  6. Step 6: Final answer
    x = 14,101,499.16

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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.