Home / 10,082,497.60-15,123,746.40-8,822,785.60

Finding the Fourth Proportional to 10,082,497.60, 15,123,746.40 and 8,822,785.60

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Solution

The fourth proportional to 10,082,497.60, 15,123,746.40 and 8,822,785.60 is: 13,234,178.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082,497.60 : 15,123,746.40 = 8,822,785.60 : x
  2. Step 2: Convert to fraction form
    10,082,497.60/15,123,746.40 = 8,822,785.60/x
  3. Step 3: Cross multiply
    10,082,497.60x = 15,123,746.40 × 8,822,785.60
  4. Step 4: Simplify right side
    10,082,497.60x = 133,433,571,955,971.84
  5. Step 5: Solve for x
    x = 133,433,571,955,971.84/10,082,497.60
  6. Step 6: Final answer
    x = 13,234,178.40

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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.