Home / 15,635,004-21,575,783.88-8,665,384.56

Finding the Fourth Proportional to 15,635,004, 21,575,783.88 and 8,665,384.56

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Solution

The fourth proportional to 15,635,004, 21,575,783.88 and 8,665,384.56 is: 11,957,941.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,635,004 : 21,575,783.88 = 8,665,384.56 : x
  2. Step 2: Convert to fraction form
    15,635,004/21,575,783.88 = 8,665,384.56/x
  3. Step 3: Cross multiply
    15,635,004x = 21,575,783.88 × 8,665,384.56
  4. Step 4: Simplify right side
    15,635,004x = 186,962,464,503,648.91
  5. Step 5: Solve for x
    x = 186,962,464,503,648.91/15,635,004
  6. Step 6: Final answer
    x = 11,957,941.58

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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.