Home / 14,771,697.77-20,388,344.15-8,662,094.57

Finding the Fourth Proportional to 14,771,697.77, 20,388,344.15 and 8,662,094.57

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Solution

The fourth proportional to 14,771,697.77, 20,388,344.15 and 8,662,094.57 is: 11,955,684.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,771,697.77 : 20,388,344.15 = 8,662,094.57 : x
  2. Step 2: Convert to fraction form
    14,771,697.77/20,388,344.15 = 8,662,094.57/x
  3. Step 3: Cross multiply
    14,771,697.77x = 20,388,344.15 × 8,662,094.57
  4. Step 4: Simplify right side
    14,771,697.77x = 176,605,765,109,695.78
  5. Step 5: Solve for x
    x = 176,605,765,109,695.78/14,771,697.77
  6. Step 6: Final answer
    x = 11,955,684.98

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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.