Home / 14,136,937.60-21,205,406.40-9,657,961.60

Finding the Fourth Proportional to 14,136,937.60, 21,205,406.40 and 9,657,961.60

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Solution

The fourth proportional to 14,136,937.60, 21,205,406.40 and 9,657,961.60 is: 14,486,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,136,937.60 : 21,205,406.40 = 9,657,961.60 : x
  2. Step 2: Convert to fraction form
    14,136,937.60/21,205,406.40 = 9,657,961.60/x
  3. Step 3: Cross multiply
    14,136,937.60x = 21,205,406.40 × 9,657,961.60
  4. Step 4: Simplify right side
    14,136,937.60x = 204,801,000,723,594.22
  5. Step 5: Solve for x
    x = 204,801,000,723,594.22/14,136,937.60
  6. Step 6: Final answer
    x = 14,486,942.40

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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.