Home / 18,532,411.69-25,574,711.03-10,383,708.01

Finding the Fourth Proportional to 18,532,411.69, 25,574,711.03 and 10,383,708.01

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Solution

The fourth proportional to 18,532,411.69, 25,574,711.03 and 10,383,708.01 is: 14,329,507.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532,411.69 : 25,574,711.03 = 10,383,708.01 : x
  2. Step 2: Convert to fraction form
    18,532,411.69/25,574,711.03 = 10,383,708.01/x
  3. Step 3: Cross multiply
    18,532,411.69x = 25,574,711.03 × 10,383,708.01
  4. Step 4: Simplify right side
    18,532,411.69x = 265,560,331,723,727.78
  5. Step 5: Solve for x
    x = 265,560,331,723,727.78/18,532,411.69
  6. Step 6: Final answer
    x = 14,329,507.47

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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.