Home / 14,636,854.10-20,199,301.53-8,109,872.90

Finding the Fourth Proportional to 14,636,854.10, 20,199,301.53 and 8,109,872.90

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Solution

The fourth proportional to 14,636,854.10, 20,199,301.53 and 8,109,872.90 is: 11,191,869.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636,854.10 : 20,199,301.53 = 8,109,872.90 : x
  2. Step 2: Convert to fraction form
    14,636,854.10/20,199,301.53 = 8,109,872.90/x
  3. Step 3: Cross multiply
    14,636,854.10x = 20,199,301.53 × 8,109,872.90
  4. Step 4: Simplify right side
    14,636,854.10x = 163,813,768,077,075.56
  5. Step 5: Solve for x
    x = 163,813,768,077,075.56/14,636,854.10
  6. Step 6: Final answer
    x = 11,191,869.99

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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.