Home / 14,492,870.10-19,999,936.53-7,966,359.90

Finding the Fourth Proportional to 14,492,870.10, 19,999,936.53 and 7,966,359.90

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Solution

The fourth proportional to 14,492,870.10, 19,999,936.53 and 7,966,359.90 is: 10,993,453.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,492,870.10 : 19,999,936.53 = 7,966,359.90 : x
  2. Step 2: Convert to fraction form
    14,492,870.10/19,999,936.53 = 7,966,359.90/x
  3. Step 3: Cross multiply
    14,492,870.10x = 19,999,936.53 × 7,966,359.90
  4. Step 4: Simplify right side
    14,492,870.10x = 159,326,692,375,137.16
  5. Step 5: Solve for x
    x = 159,326,692,375,137.16/14,492,870.10
  6. Step 6: Final answer
    x = 10,993,453.42

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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.