Home / 14,593,288.16-20,142,594.60-8,399,097.20

Finding the Fourth Proportional to 14,593,288.16, 20,142,594.60 and 8,399,097.20

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Solution

The fourth proportional to 14,593,288.16, 20,142,594.60 and 8,399,097.20 is: 11,592,973.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,593,288.16 : 20,142,594.60 = 8,399,097.20 : x
  2. Step 2: Convert to fraction form
    14,593,288.16/20,142,594.60 = 8,399,097.20/x
  3. Step 3: Cross multiply
    14,593,288.16x = 20,142,594.60 × 8,399,097.20
  4. Step 4: Simplify right side
    14,593,288.16x = 169,179,609,905,595.12
  5. Step 5: Solve for x
    x = 169,179,609,905,595.12/14,593,288.16
  6. Step 6: Final answer
    x = 11,592,973.98

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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.