Home / 13,819,473.50-19,070,940.23-7,624,519.79

Finding the Fourth Proportional to 13,819,473.50, 19,070,940.23 and 7,624,519.79

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Solution

The fourth proportional to 13,819,473.50, 19,070,940.23 and 7,624,519.79 is: 10,521,874.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,819,473.50 : 19,070,940.23 = 7,624,519.79 : x
  2. Step 2: Convert to fraction form
    13,819,473.50/19,070,940.23 = 7,624,519.79/x
  3. Step 3: Cross multiply
    13,819,473.50x = 19,070,940.23 × 7,624,519.79
  4. Step 4: Simplify right side
    13,819,473.50x = 145,406,761,064,064.88
  5. Step 5: Solve for x
    x = 145,406,761,064,064.88/13,819,473.50
  6. Step 6: Final answer
    x = 10,521,874.16

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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.