Home / 7,615,143.03-11,423,515.41-2,223,808.59

Finding the Fourth Proportional to 7,615,143.03, 11,423,515.41 and 2,223,808.59

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Solution

The fourth proportional to 7,615,143.03, 11,423,515.41 and 2,223,808.59 is: 3,335,946.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,615,143.03 : 11,423,515.41 = 2,223,808.59 : x
  2. Step 2: Convert to fraction form
    7,615,143.03/11,423,515.41 = 2,223,808.59/x
  3. Step 3: Cross multiply
    7,615,143.03x = 11,423,515.41 × 2,223,808.59
  4. Step 4: Simplify right side
    7,615,143.03x = 25,403,711,696,755.37
  5. Step 5: Solve for x
    x = 25,403,711,696,755.37/7,615,143.03
  6. Step 6: Final answer
    x = 3,335,946.76

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.