Home / 19,872,689.53-29,808,997.09-6,226,880.56

Finding the Fourth Proportional to 19,872,689.53, 29,808,997.09 and 6,226,880.56

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Solution

The fourth proportional to 19,872,689.53, 29,808,997.09 and 6,226,880.56 is: 9,340,309.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,872,689.53 : 29,808,997.09 = 6,226,880.56 : x
  2. Step 2: Convert to fraction form
    19,872,689.53/29,808,997.09 = 6,226,880.56/x
  3. Step 3: Cross multiply
    19,872,689.53x = 29,808,997.09 × 6,226,880.56
  4. Step 4: Simplify right side
    19,872,689.53x = 185,617,064,492,817.56
  5. Step 5: Solve for x
    x = 185,617,064,492,817.56/19,872,689.53
  6. Step 6: Final answer
    x = 9,340,309.18

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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.