Home / 14,012,729.28-19,337,578.44-7,817,776.95

Finding the Fourth Proportional to 14,012,729.28, 19,337,578.44 and 7,817,776.95

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Solution

The fourth proportional to 14,012,729.28, 19,337,578.44 and 7,817,776.95 is: 10,788,538.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012,729.28 : 19,337,578.44 = 7,817,776.95 : x
  2. Step 2: Convert to fraction form
    14,012,729.28/19,337,578.44 = 7,817,776.95/x
  3. Step 3: Cross multiply
    14,012,729.28x = 19,337,578.44 × 7,817,776.95
  4. Step 4: Simplify right side
    14,012,729.28x = 151,176,874,997,048.97
  5. Step 5: Solve for x
    x = 151,176,874,997,048.97/14,012,729.28
  6. Step 6: Final answer
    x = 10,788,538.90

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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.