Home / 14,146,756.76-19,522,524.48-7,708,228.76

Finding the Fourth Proportional to 14,146,756.76, 19,522,524.48 and 7,708,228.76

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Solution

The fourth proportional to 14,146,756.76, 19,522,524.48 and 7,708,228.76 is: 10,637,355.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,146,756.76 : 19,522,524.48 = 7,708,228.76 : x
  2. Step 2: Convert to fraction form
    14,146,756.76/19,522,524.48 = 7,708,228.76/x
  3. Step 3: Cross multiply
    14,146,756.76x = 19,522,524.48 × 7,708,228.76
  4. Step 4: Simplify right side
    14,146,756.76x = 150,484,084,664,540.03
  5. Step 5: Solve for x
    x = 150,484,084,664,540.03/14,146,756.76
  6. Step 6: Final answer
    x = 10,637,355.77

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Double scale
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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.