Home / 18,199,024.32-25,103,119.50-13,838,550.96

Finding the Fourth Proportional to 18,199,024.32, 25,103,119.50 and 13,838,550.96

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Solution

The fourth proportional to 18,199,024.32, 25,103,119.50 and 13,838,550.96 is: 19,088,429.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,199,024.32 : 25,103,119.50 = 13,838,550.96 : x
  2. Step 2: Convert to fraction form
    18,199,024.32/25,103,119.50 = 13,838,550.96/x
  3. Step 3: Cross multiply
    18,199,024.32x = 25,103,119.50 × 13,838,550.96
  4. Step 4: Simplify right side
    18,199,024.32x = 347,390,798,455,719.75
  5. Step 5: Solve for x
    x = 347,390,798,455,719.75/18,199,024.32
  6. Step 6: Final answer
    x = 19,088,429.82

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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.