Home / 13,394,547.36-18,484,346.52-7,282,977.12

Finding the Fourth Proportional to 13,394,547.36, 18,484,346.52 and 7,282,977.12

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Solution

The fourth proportional to 13,394,547.36, 18,484,346.52 and 7,282,977.12 is: 10,050,438.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,394,547.36 : 18,484,346.52 = 7,282,977.12 : x
  2. Step 2: Convert to fraction form
    13,394,547.36/18,484,346.52 = 7,282,977.12/x
  3. Step 3: Cross multiply
    13,394,547.36x = 18,484,346.52 × 7,282,977.12
  4. Step 4: Simplify right side
    13,394,547.36x = 134,621,072,783,311.62
  5. Step 5: Solve for x
    x = 134,621,072,783,311.62/13,394,547.36
  6. Step 6: Final answer
    x = 10,050,438.37

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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.