Home / 14,723,282.88-20,313,404.64-8,920,209.60

Finding the Fourth Proportional to 14,723,282.88, 20,313,404.64 and 8,920,209.60

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Solution

The fourth proportional to 14,723,282.88, 20,313,404.64 and 8,920,209.60 is: 12,307,026.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,723,282.88 : 20,313,404.64 = 8,920,209.60 : x
  2. Step 2: Convert to fraction form
    14,723,282.88/20,313,404.64 = 8,920,209.60/x
  3. Step 3: Cross multiply
    14,723,282.88x = 20,313,404.64 × 8,920,209.60
  4. Step 4: Simplify right side
    14,723,282.88x = 181,199,827,078,412.53
  5. Step 5: Solve for x
    x = 181,199,827,078,412.53/14,723,282.88
  6. Step 6: Final answer
    x = 12,307,026.13

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1.5x scale

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.