Home / 14,269,886.55-21,412,926.41-7,704,507.47

Finding the Fourth Proportional to 14,269,886.55, 21,412,926.41 and 7,704,507.47

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Solution

The fourth proportional to 14,269,886.55, 21,412,926.41 and 7,704,507.47 is: 11,561,132.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269,886.55 : 21,412,926.41 = 7,704,507.47 : x
  2. Step 2: Convert to fraction form
    14,269,886.55/21,412,926.41 = 7,704,507.47/x
  3. Step 3: Cross multiply
    14,269,886.55x = 21,412,926.41 × 7,704,507.47
  4. Step 4: Simplify right side
    14,269,886.55x = 164,976,051,334,818.12
  5. Step 5: Solve for x
    x = 164,976,051,334,818.12/14,269,886.55
  6. Step 6: Final answer
    x = 11,561,132.65

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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.