Home / 14,766,888.72-20,378,307.36-8,151,479.04

Finding the Fourth Proportional to 14,766,888.72, 20,378,307.36 and 8,151,479.04

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Solution

The fourth proportional to 14,766,888.72, 20,378,307.36 and 8,151,479.04 is: 11,249,041.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,766,888.72 : 20,378,307.36 = 8,151,479.04 : x
  2. Step 2: Convert to fraction form
    14,766,888.72/20,378,307.36 = 8,151,479.04/x
  3. Step 3: Cross multiply
    14,766,888.72x = 20,378,307.36 × 8,151,479.04
  4. Step 4: Simplify right side
    14,766,888.72x = 166,113,345,315,717.72
  5. Step 5: Solve for x
    x = 166,113,345,315,717.72/14,766,888.72
  6. Step 6: Final answer
    x = 11,249,041.59

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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.