Home / 14,272,201.11-19,695,784.71-7,745,886.93

Finding the Fourth Proportional to 14,272,201.11, 19,695,784.71 and 7,745,886.93

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Solution

The fourth proportional to 14,272,201.11, 19,695,784.71 and 7,745,886.93 is: 10,689,403.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,272,201.11 : 19,695,784.71 = 7,745,886.93 : x
  2. Step 2: Convert to fraction form
    14,272,201.11/19,695,784.71 = 7,745,886.93/x
  3. Step 3: Cross multiply
    14,272,201.11x = 19,695,784.71 × 7,745,886.93
  4. Step 4: Simplify right side
    14,272,201.11x = 152,561,321,361,282.84
  5. Step 5: Solve for x
    x = 152,561,321,361,282.84/14,272,201.11
  6. Step 6: Final answer
    x = 10,689,403.84

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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.