Home / 13,225,939.07-18,250,788.27-7,423,599.80

Finding the Fourth Proportional to 13,225,939.07, 18,250,788.27 and 7,423,599.80

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Solution

The fourth proportional to 13,225,939.07, 18,250,788.27 and 7,423,599.80 is: 10,244,002.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,225,939.07 : 18,250,788.27 = 7,423,599.80 : x
  2. Step 2: Convert to fraction form
    13,225,939.07/18,250,788.27 = 7,423,599.80/x
  3. Step 3: Cross multiply
    13,225,939.07x = 18,250,788.27 × 7,423,599.80
  4. Step 4: Simplify right side
    13,225,939.07x = 135,486,548,151,014.34
  5. Step 5: Solve for x
    x = 135,486,548,151,014.34/13,225,939.07
  6. Step 6: Final answer
    x = 10,244,002.14

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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.