Home / 13,872,001.70-20,808,002.55-8,845,595.30

Finding the Fourth Proportional to 13,872,001.70, 20,808,002.55 and 8,845,595.30

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Solution

The fourth proportional to 13,872,001.70, 20,808,002.55 and 8,845,595.30 is: 13,268,392.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,872,001.70 : 20,808,002.55 = 8,845,595.30 : x
  2. Step 2: Convert to fraction form
    13,872,001.70/20,808,002.55 = 8,845,595.30/x
  3. Step 3: Cross multiply
    13,872,001.70x = 20,808,002.55 × 8,845,595.30
  4. Step 4: Simplify right side
    13,872,001.70x = 184,059,169,558,668.03
  5. Step 5: Solve for x
    x = 184,059,169,558,668.03/13,872,001.70
  6. Step 6: Final answer
    x = 13,268,392.95

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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.