Home / 14,259,839.88-19,678,445.10-7,733,613.36

Finding the Fourth Proportional to 14,259,839.88, 19,678,445.10 and 7,733,613.36

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Solution

The fourth proportional to 14,259,839.88, 19,678,445.10 and 7,733,613.36 is: 10,672,313.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,259,839.88 : 19,678,445.10 = 7,733,613.36 : x
  2. Step 2: Convert to fraction form
    14,259,839.88/19,678,445.10 = 7,733,613.36/x
  3. Step 3: Cross multiply
    14,259,839.88x = 19,678,445.10 × 7,733,613.36
  4. Step 4: Simplify right side
    14,259,839.88x = 152,185,485,929,386.56
  5. Step 5: Solve for x
    x = 152,185,485,929,386.56/14,259,839.88
  6. Step 6: Final answer
    x = 10,672,313.80

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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.