Home / 13,303,353.45-19,960,278.98-5,214,952.65

Finding the Fourth Proportional to 13,303,353.45, 19,960,278.98 and 5,214,952.65

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Solution

The fourth proportional to 13,303,353.45, 19,960,278.98 and 5,214,952.65 is: 7,824,486.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,353.45 : 19,960,278.98 = 5,214,952.65 : x
  2. Step 2: Convert to fraction form
    13,303,353.45/19,960,278.98 = 5,214,952.65/x
  3. Step 3: Cross multiply
    13,303,353.45x = 19,960,278.98 × 5,214,952.65
  4. Step 4: Simplify right side
    13,303,353.45x = 104,091,909,735,415.55
  5. Step 5: Solve for x
    x = 104,091,909,735,415.55/13,303,353.45
  6. Step 6: Final answer
    x = 7,824,486.52

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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.