Home / 13,209,365.04-19,791,459.88-10,329,619.82

Finding the Fourth Proportional to 13,209,365.04, 19,791,459.88 and 10,329,619.82

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Solution

The fourth proportional to 13,209,365.04, 19,791,459.88 and 10,329,619.82 is: 15,476,766.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,209,365.04 : 19,791,459.88 = 10,329,619.82 : x
  2. Step 2: Convert to fraction form
    13,209,365.04/19,791,459.88 = 10,329,619.82/x
  3. Step 3: Cross multiply
    13,209,365.04x = 19,791,459.88 × 10,329,619.82
  4. Step 4: Simplify right side
    13,209,365.04x = 204,438,256,243,182.81
  5. Step 5: Solve for x
    x = 204,438,256,243,182.81/13,209,365.04
  6. Step 6: Final answer
    x = 15,476,766.34

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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.