Home / 11,848,005.20-17,772,007.80-9,828,529.40

Finding the Fourth Proportional to 11,848,005.20, 17,772,007.80 and 9,828,529.40

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Solution

The fourth proportional to 11,848,005.20, 17,772,007.80 and 9,828,529.40 is: 14,742,794.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848,005.20 : 17,772,007.80 = 9,828,529.40 : x
  2. Step 2: Convert to fraction form
    11,848,005.20/17,772,007.80 = 9,828,529.40/x
  3. Step 3: Cross multiply
    11,848,005.20x = 17,772,007.80 × 9,828,529.40
  4. Step 4: Simplify right side
    11,848,005.20x = 174,672,701,159,329.34
  5. Step 5: Solve for x
    x = 174,672,701,159,329.34/11,848,005.20
  6. Step 6: Final answer
    x = 14,742,794.10

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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.