Home / 14,656,543.10-21,984,814.65-12,483,539.90

Finding the Fourth Proportional to 14,656,543.10, 21,984,814.65 and 12,483,539.90

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Solution

The fourth proportional to 14,656,543.10, 21,984,814.65 and 12,483,539.90 is: 18,725,309.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656,543.10 : 21,984,814.65 = 12,483,539.90 : x
  2. Step 2: Convert to fraction form
    14,656,543.10/21,984,814.65 = 12,483,539.90/x
  3. Step 3: Cross multiply
    14,656,543.10x = 21,984,814.65 × 12,483,539.90
  4. Step 4: Simplify right side
    14,656,543.10x = 274,448,310,877,379.53
  5. Step 5: Solve for x
    x = 274,448,310,877,379.53/14,656,543.10
  6. Step 6: Final answer
    x = 18,725,309.85

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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.