Home / 14,290,741.96-21,411,151.90-11,909,886.28

Finding the Fourth Proportional to 14,290,741.96, 21,411,151.90 and 11,909,886.28

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Solution

The fourth proportional to 14,290,741.96, 21,411,151.90 and 11,909,886.28 is: 17,844,026.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,290,741.96 : 21,411,151.90 = 11,909,886.28 : x
  2. Step 2: Convert to fraction form
    14,290,741.96/21,411,151.90 = 11,909,886.28/x
  3. Step 3: Cross multiply
    14,290,741.96x = 21,411,151.90 × 11,909,886.28
  4. Step 4: Simplify right side
    14,290,741.96x = 255,004,384,252,805.91
  5. Step 5: Solve for x
    x = 255,004,384,252,805.91/14,290,741.96
  6. Step 6: Final answer
    x = 17,844,026.92

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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.